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Finding the Fourth Proportional to 531,497,724.20, 797,246,586.30 and 531,497,724.20

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Solution

The fourth proportional to 531,497,724.20, 797,246,586.30 and 531,497,724.20 is: 797,246,586.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,497,724.20 : 797,246,586.30 = 531,497,724.20 : x
  2. Step 2: Convert to fraction form
    531,497,724.20/797,246,586.30 = 531,497,724.20/x
  3. Step 3: Cross multiply
    531,497,724.20x = 797,246,586.30 × 531,497,724.20
  4. Step 4: Simplify right side
    531,497,724.20x = 423,734,746,244,668,864
  5. Step 5: Solve for x
    x = 423,734,746,244,668,864/531,497,724.20
  6. Step 6: Final answer
    x = 797,246,586.30

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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.