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Finding the Third Proportional to 247,117.97 and 539,555.44

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Solution

The third proportional to 247,117.97 and 539,555.44 is: 1,178,061.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,117.97 : 539,555.44 = 539,555.44 : x
  2. Step 2: Convert to fraction form
    247,117.97/539,555.44 = 539,555.44/x
  3. Step 3: Cross multiply
    247,117.97x = 539,555.44 × 539,555.44
  4. Step 4: Simplify right side
    247,117.97x = 291,120,070,135.82
  5. Step 5: Solve for x
    x = 291,120,070,135.82/247,117.97
  6. Step 6: Final answer
    x = 1,178,061.12

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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.