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Finding the Third Proportional to 39,576,474 and 59,676,138

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Solution

The third proportional to 39,576,474 and 59,676,138 is: 89,983,798.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,576,474 : 59,676,138 = 59,676,138 : x
  2. Step 2: Convert to fraction form
    39,576,474/59,676,138 = 59,676,138/x
  3. Step 3: Cross multiply
    39,576,474x = 59,676,138 × 59,676,138
  4. Step 4: Simplify right side
    39,576,474x = 3,561,241,446,595,044
  5. Step 5: Solve for x
    x = 3,561,241,446,595,044/39,576,474
  6. Step 6: Final answer
    x = 89,983,798.12

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.