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Finding the Third Proportional to 10,493,226 and 15,439,778

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Solution

The third proportional to 10,493,226 and 15,439,778 is: 22,718,155.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,493,226 : 15,439,778 = 15,439,778 : x
  2. Step 2: Convert to fraction form
    10,493,226/15,439,778 = 15,439,778/x
  3. Step 3: Cross multiply
    10,493,226x = 15,439,778 × 15,439,778
  4. Step 4: Simplify right side
    10,493,226x = 238,386,744,689,284
  5. Step 5: Solve for x
    x = 238,386,744,689,284/10,493,226
  6. Step 6: Final answer
    x = 22,718,155.95

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.