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Finding the Third Proportional to 15,744,500 and 25,709,346

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Solution

The third proportional to 15,744,500 and 25,709,346 is: 41,981,039.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,744,500 : 25,709,346 = 25,709,346 : x
  2. Step 2: Convert to fraction form
    15,744,500/25,709,346 = 25,709,346/x
  3. Step 3: Cross multiply
    15,744,500x = 25,709,346 × 25,709,346
  4. Step 4: Simplify right side
    15,744,500x = 660,970,471,747,716
  5. Step 5: Solve for x
    x = 660,970,471,747,716/15,744,500
  6. Step 6: Final answer
    x = 41,981,039.20

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.