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Finding the Third Proportional to 8,737,756.50 and 19,155,129

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Solution

The third proportional to 8,737,756.50 and 19,155,129 is: 41,992,354.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737,756.50 : 19,155,129 = 19,155,129 : x
  2. Step 2: Convert to fraction form
    8,737,756.50/19,155,129 = 19,155,129/x
  3. Step 3: Cross multiply
    8,737,756.50x = 19,155,129 × 19,155,129
  4. Step 4: Simplify right side
    8,737,756.50x = 366,918,967,006,641
  5. Step 5: Solve for x
    x = 366,918,967,006,641/8,737,756.50
  6. Step 6: Final answer
    x = 41,992,354.33

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.