Home / 805,599.03-1,208,398.55-383,595.51

Finding the Fourth Proportional to 805,599.03, 1,208,398.55 and 383,595.51

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Solution

The fourth proportional to 805,599.03, 1,208,398.55 and 383,595.51 is: 575,393.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,599.03 : 1,208,398.55 = 383,595.51 : x
  2. Step 2: Convert to fraction form
    805,599.03/1,208,398.55 = 383,595.51/x
  3. Step 3: Cross multiply
    805,599.03x = 1,208,398.55 × 383,595.51
  4. Step 4: Simplify right side
    805,599.03x = 463,536,256,152.53
  5. Step 5: Solve for x
    x = 463,536,256,152.53/805,599.03
  6. Step 6: Final answer
    x = 575,393.27

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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.