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Finding the Third Proportional to 13,909,726.75 and 29,876,211.50

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Solution

The third proportional to 13,909,726.75 and 29,876,211.50 is: 64,170,060.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909,726.75 : 29,876,211.50 = 29,876,211.50 : x
  2. Step 2: Convert to fraction form
    13,909,726.75/29,876,211.50 = 29,876,211.50/x
  3. Step 3: Cross multiply
    13,909,726.75x = 29,876,211.50 × 29,876,211.50
  4. Step 4: Simplify right side
    13,909,726.75x = 892,588,013,592,732.25
  5. Step 5: Solve for x
    x = 892,588,013,592,732.25/13,909,726.75
  6. Step 6: Final answer
    x = 64,170,060.97

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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.