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Finding the Third Proportional to 71,442 and 159,799.08

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Solution

The third proportional to 71,442 and 159,799.08 is: 357,433.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,442 : 159,799.08 = 159,799.08 : x
  2. Step 2: Convert to fraction form
    71,442/159,799.08 = 159,799.08/x
  3. Step 3: Cross multiply
    71,442x = 159,799.08 × 159,799.08
  4. Step 4: Simplify right side
    71,442x = 25,535,745,369.60
  5. Step 5: Solve for x
    x = 25,535,745,369.60/71,442
  6. Step 6: Final answer
    x = 357,433.24

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Why These Related Problems?

These problems maintain the same ratio (2.24) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.