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Finding the Third Proportional to 516,240 and 1,107,229.50

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Solution

The third proportional to 516,240 and 1,107,229.50 is: 2,374,781.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,240 : 1,107,229.50 = 1,107,229.50 : x
  2. Step 2: Convert to fraction form
    516,240/1,107,229.50 = 1,107,229.50/x
  3. Step 3: Cross multiply
    516,240x = 1,107,229.50 × 1,107,229.50
  4. Step 4: Simplify right side
    516,240x = 1,225,957,165,670.25
  5. Step 5: Solve for x
    x = 1,225,957,165,670.25/516,240
  6. Step 6: Final answer
    x = 2,374,781.43

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.