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Finding the Third Proportional to 39,884,273 and 86,756,686

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Solution

The third proportional to 39,884,273 and 86,756,686 is: 188,714,046.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,884,273 : 86,756,686 = 86,756,686 : x
  2. Step 2: Convert to fraction form
    39,884,273/86,756,686 = 86,756,686/x
  3. Step 3: Cross multiply
    39,884,273x = 86,756,686 × 86,756,686
  4. Step 4: Simplify right side
    39,884,273x = 7,526,722,565,702,596
  5. Step 5: Solve for x
    x = 7,526,722,565,702,596/39,884,273
  6. Step 6: Final answer
    x = 188,714,046.91

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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.