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Finding the Third Proportional to 865,687.50 and 1,293,687

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Solution

The third proportional to 865,687.50 and 1,293,687 is: 1,933,291.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,687.50 : 1,293,687 = 1,293,687 : x
  2. Step 2: Convert to fraction form
    865,687.50/1,293,687 = 1,293,687/x
  3. Step 3: Cross multiply
    865,687.50x = 1,293,687 × 1,293,687
  4. Step 4: Simplify right side
    865,687.50x = 1,673,626,053,969
  5. Step 5: Solve for x
    x = 1,673,626,053,969/865,687.50
  6. Step 6: Final answer
    x = 1,933,291.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.