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Finding the Fourth Proportional to 635,502.92, 953,253.56 and 162,188.28

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Solution

The fourth proportional to 635,502.92, 953,253.56 and 162,188.28 is: 243,282.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,502.92 : 953,253.56 = 162,188.28 : x
  2. Step 2: Convert to fraction form
    635,502.92/953,253.56 = 162,188.28/x
  3. Step 3: Cross multiply
    635,502.92x = 953,253.56 × 162,188.28
  4. Step 4: Simplify right side
    635,502.92x = 154,606,555,705.75
  5. Step 5: Solve for x
    x = 154,606,555,705.75/635,502.92
  6. Step 6: Final answer
    x = 243,282.21

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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.