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Finding the Third Proportional to 101,359 and 156,959

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Solution

The third proportional to 101,359 and 156,959 is: 243,058.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,359 : 156,959 = 156,959 : x
  2. Step 2: Convert to fraction form
    101,359/156,959 = 156,959/x
  3. Step 3: Cross multiply
    101,359x = 156,959 × 156,959
  4. Step 4: Simplify right side
    101,359x = 24,636,127,681
  5. Step 5: Solve for x
    x = 24,636,127,681/101,359
  6. Step 6: Final answer
    x = 243,058.12

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.