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Finding the Third Proportional to 56,760,031.13 and 87,655,468.78

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Solution

The third proportional to 56,760,031.13 and 87,655,468.78 is: 135,367,811.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,760,031.13 : 87,655,468.78 = 87,655,468.78 : x
  2. Step 2: Convert to fraction form
    56,760,031.13/87,655,468.78 = 87,655,468.78/x
  3. Step 3: Cross multiply
    56,760,031.13x = 87,655,468.78 × 87,655,468.78
  4. Step 4: Simplify right side
    56,760,031.13x = 7,683,481,207,260,693
  5. Step 5: Solve for x
    x = 7,683,481,207,260,693/56,760,031.13
  6. Step 6: Final answer
    x = 135,367,811.73

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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.