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Finding the Third Proportional to 17,472,160.85 and 27,128,402.30

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Solution

The third proportional to 17,472,160.85 and 27,128,402.30 is: 42,121,304.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,472,160.85 : 27,128,402.30 = 27,128,402.30 : x
  2. Step 2: Convert to fraction form
    17,472,160.85/27,128,402.30 = 27,128,402.30/x
  3. Step 3: Cross multiply
    17,472,160.85x = 27,128,402.30 × 27,128,402.30
  4. Step 4: Simplify right side
    17,472,160.85x = 735,950,211,181,092.75
  5. Step 5: Solve for x
    x = 735,950,211,181,092.75/17,472,160.85
  6. Step 6: Final answer
    x = 42,121,304.72

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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.