Home / 805,597.72-1,208,396.58-383,594.20

Finding the Fourth Proportional to 805,597.72, 1,208,396.58 and 383,594.20

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Solution

The fourth proportional to 805,597.72, 1,208,396.58 and 383,594.20 is: 575,391.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,597.72 : 1,208,396.58 = 383,594.20 : x
  2. Step 2: Convert to fraction form
    805,597.72/1,208,396.58 = 383,594.20/x
  3. Step 3: Cross multiply
    805,597.72x = 1,208,396.58 × 383,594.20
  4. Step 4: Simplify right side
    805,597.72x = 463,533,914,928.37
  5. Step 5: Solve for x
    x = 463,533,914,928.37/805,597.72
  6. Step 6: Final answer
    x = 575,391.30

Related Problems

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Half scale
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Double scale
Find fourth proportional to 805,598.72, 1,208,398.08 and 383,595.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.