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Finding the Third Proportional to 4,987,436.91 and 10,744,252.31

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Solution

The third proportional to 4,987,436.91 and 10,744,252.31 is: 23,145,948.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987,436.91 : 10,744,252.31 = 10,744,252.31 : x
  2. Step 2: Convert to fraction form
    4,987,436.91/10,744,252.31 = 10,744,252.31/x
  3. Step 3: Cross multiply
    4,987,436.91x = 10,744,252.31 × 10,744,252.31
  4. Step 4: Simplify right side
    4,987,436.91x = 115,438,957,754,661.59
  5. Step 5: Solve for x
    x = 115,438,957,754,661.59/4,987,436.91
  6. Step 6: Final answer
    x = 23,145,948.50

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.