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Finding the Third Proportional to 3,438,732.87 and 7,156,564.52

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Solution

The third proportional to 3,438,732.87 and 7,156,564.52 is: 14,893,979.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,732.87 : 7,156,564.52 = 7,156,564.52 : x
  2. Step 2: Convert to fraction form
    3,438,732.87/7,156,564.52 = 7,156,564.52/x
  3. Step 3: Cross multiply
    3,438,732.87x = 7,156,564.52 × 7,156,564.52
  4. Step 4: Simplify right side
    3,438,732.87x = 51,216,415,778,125.64
  5. Step 5: Solve for x
    x = 51,216,415,778,125.64/3,438,732.87
  6. Step 6: Final answer
    x = 14,893,979.19

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.