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Finding the Fourth Proportional to 636,151.80, 954,227.08 and 162,836.40

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Solution

The fourth proportional to 636,151.80, 954,227.08 and 162,836.40 is: 244,254.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,151.80 : 954,227.08 = 162,836.40 : x
  2. Step 2: Convert to fraction form
    636,151.80/954,227.08 = 162,836.40/x
  3. Step 3: Cross multiply
    636,151.80x = 954,227.08 × 162,836.40
  4. Step 4: Simplify right side
    636,151.80x = 155,382,902,489.71
  5. Step 5: Solve for x
    x = 155,382,902,489.71/636,151.80
  6. Step 6: Final answer
    x = 244,254.44

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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.