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Finding the Fourth Proportional to 656,593.70, 984,890.55 and 282,616.70

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Solution

The fourth proportional to 656,593.70, 984,890.55 and 282,616.70 is: 423,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,593.70 : 984,890.55 = 282,616.70 : x
  2. Step 2: Convert to fraction form
    656,593.70/984,890.55 = 282,616.70/x
  3. Step 3: Cross multiply
    656,593.70x = 984,890.55 × 282,616.70
  4. Step 4: Simplify right side
    656,593.70x = 278,346,517,102.19
  5. Step 5: Solve for x
    x = 278,346,517,102.19/656,593.70
  6. Step 6: Final answer
    x = 423,925.05

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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.