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Finding the Third Proportional to 40,331,040 and 61,991,720

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Solution

The third proportional to 40,331,040 and 61,991,720 is: 95,285,748.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,331,040 : 61,991,720 = 61,991,720 : x
  2. Step 2: Convert to fraction form
    40,331,040/61,991,720 = 61,991,720/x
  3. Step 3: Cross multiply
    40,331,040x = 61,991,720 × 61,991,720
  4. Step 4: Simplify right side
    40,331,040x = 3,842,973,348,558,400
  5. Step 5: Solve for x
    x = 3,842,973,348,558,400/40,331,040
  6. Step 6: Final answer
    x = 95,285,748.86

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.