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Finding the Third Proportional to 10,272,339 and 15,376,432.50

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Solution

The third proportional to 10,272,339 and 15,376,432.50 is: 23,016,634.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272,339 : 15,376,432.50 = 15,376,432.50 : x
  2. Step 2: Convert to fraction form
    10,272,339/15,376,432.50 = 15,376,432.50/x
  3. Step 3: Cross multiply
    10,272,339x = 15,376,432.50 × 15,376,432.50
  4. Step 4: Simplify right side
    10,272,339x = 236,434,676,427,056.25
  5. Step 5: Solve for x
    x = 236,434,676,427,056.25/10,272,339
  6. Step 6: Final answer
    x = 23,016,634.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.