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Finding the Third Proportional to 418,651.03 and 917,092.76

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Solution

The third proportional to 418,651.03 and 917,092.76 is: 2,008,974.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,651.03 : 917,092.76 = 917,092.76 : x
  2. Step 2: Convert to fraction form
    418,651.03/917,092.76 = 917,092.76/x
  3. Step 3: Cross multiply
    418,651.03x = 917,092.76 × 917,092.76
  4. Step 4: Simplify right side
    418,651.03x = 841,059,126,432.14
  5. Step 5: Solve for x
    x = 841,059,126,432.14/418,651.03
  6. Step 6: Final answer
    x = 2,008,974.21

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.