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Finding the Third Proportional to 31,587,953 and 47,770,730

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Solution

The third proportional to 31,587,953 and 47,770,730 is: 72,244,081.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,587,953 : 47,770,730 = 47,770,730 : x
  2. Step 2: Convert to fraction form
    31,587,953/47,770,730 = 47,770,730/x
  3. Step 3: Cross multiply
    31,587,953x = 47,770,730 × 47,770,730
  4. Step 4: Simplify right side
    31,587,953x = 2,282,042,644,732,900
  5. Step 5: Solve for x
    x = 2,282,042,644,732,900/31,587,953
  6. Step 6: Final answer
    x = 72,244,081.30

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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.