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Finding the Third Proportional to 367,998.50 and 539,881.50

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Solution

The third proportional to 367,998.50 and 539,881.50 is: 792,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,998.50 : 539,881.50 = 539,881.50 : x
  2. Step 2: Convert to fraction form
    367,998.50/539,881.50 = 539,881.50/x
  3. Step 3: Cross multiply
    367,998.50x = 539,881.50 × 539,881.50
  4. Step 4: Simplify right side
    367,998.50x = 291,472,034,042.25
  5. Step 5: Solve for x
    x = 291,472,034,042.25/367,998.50
  6. Step 6: Final answer
    x = 792,046.80

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.