Home / 693,208.80-1,039,813.20-567,237.60

Finding the Fourth Proportional to 693,208.80, 1,039,813.20 and 567,237.60

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Solution

The fourth proportional to 693,208.80, 1,039,813.20 and 567,237.60 is: 850,856.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,208.80 : 1,039,813.20 = 567,237.60 : x
  2. Step 2: Convert to fraction form
    693,208.80/1,039,813.20 = 567,237.60/x
  3. Step 3: Cross multiply
    693,208.80x = 1,039,813.20 × 567,237.60
  4. Step 4: Simplify right side
    693,208.80x = 589,821,144,016.32
  5. Step 5: Solve for x
    x = 589,821,144,016.32/693,208.80
  6. Step 6: Final answer
    x = 850,856.40

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Double scale
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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.