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Finding the Third Proportional to 247,115.25 and 539,550

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Solution

The third proportional to 247,115.25 and 539,550 is: 1,178,050.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,115.25 : 539,550 = 539,550 : x
  2. Step 2: Convert to fraction form
    247,115.25/539,550 = 539,550/x
  3. Step 3: Cross multiply
    247,115.25x = 539,550 × 539,550
  4. Step 4: Simplify right side
    247,115.25x = 291,114,202,500
  5. Step 5: Solve for x
    x = 291,114,202,500/247,115.25
  6. Step 6: Final answer
    x = 1,178,050.33

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Why These Related Problems?

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