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Finding the Third Proportional to 57,977,192 and 126,371,472

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Solution

The third proportional to 57,977,192 and 126,371,472 is: 275,448,816.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,977,192 : 126,371,472 = 126,371,472 : x
  2. Step 2: Convert to fraction form
    57,977,192/126,371,472 = 126,371,472/x
  3. Step 3: Cross multiply
    57,977,192x = 126,371,472 × 126,371,472
  4. Step 4: Simplify right side
    57,977,192x = 15,969,748,935,446,784
  5. Step 5: Solve for x
    x = 15,969,748,935,446,784/57,977,192
  6. Step 6: Final answer
    x = 275,448,816.76

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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.