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Finding the Fourth Proportional to 468,000.70, 702,001.05 and 268,935.10

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Solution

The fourth proportional to 468,000.70, 702,001.05 and 268,935.10 is: 403,402.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,000.70 : 702,001.05 = 268,935.10 : x
  2. Step 2: Convert to fraction form
    468,000.70/702,001.05 = 268,935.10/x
  3. Step 3: Cross multiply
    468,000.70x = 702,001.05 × 268,935.10
  4. Step 4: Simplify right side
    468,000.70x = 188,792,722,581.86
  5. Step 5: Solve for x
    x = 188,792,722,581.86/468,000.70
  6. Step 6: Final answer
    x = 403,402.65

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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.