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Finding the Third Proportional to 8,643,693 and 18,752,514

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Solution

The third proportional to 8,643,693 and 18,752,514 is: 40,683,626.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,643,693 : 18,752,514 = 18,752,514 : x
  2. Step 2: Convert to fraction form
    8,643,693/18,752,514 = 18,752,514/x
  3. Step 3: Cross multiply
    8,643,693x = 18,752,514 × 18,752,514
  4. Step 4: Simplify right side
    8,643,693x = 351,656,781,320,196
  5. Step 5: Solve for x
    x = 351,656,781,320,196/8,643,693
  6. Step 6: Final answer
    x = 40,683,626.93

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.