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Finding the Third Proportional to 25,207,416 and 54,977,520

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Solution

The third proportional to 25,207,416 and 54,977,520 is: 119,906,288.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,207,416 : 54,977,520 = 54,977,520 : x
  2. Step 2: Convert to fraction form
    25,207,416/54,977,520 = 54,977,520/x
  3. Step 3: Cross multiply
    25,207,416x = 54,977,520 × 54,977,520
  4. Step 4: Simplify right side
    25,207,416x = 3,022,527,705,350,400
  5. Step 5: Solve for x
    x = 3,022,527,705,350,400/25,207,416
  6. Step 6: Final answer
    x = 119,906,288.90

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.