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Finding the Third Proportional to 71,070 and 153,522

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Solution

The third proportional to 71,070 and 153,522 is: 331,630.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,070 : 153,522 = 153,522 : x
  2. Step 2: Convert to fraction form
    71,070/153,522 = 153,522/x
  3. Step 3: Cross multiply
    71,070x = 153,522 × 153,522
  4. Step 4: Simplify right side
    71,070x = 23,569,004,484
  5. Step 5: Solve for x
    x = 23,569,004,484/71,070
  6. Step 6: Final answer
    x = 331,630.85

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.