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Finding the Third Proportional to 11,539,371 and 18,272,292

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Solution

The third proportional to 11,539,371 and 18,272,292 is: 28,933,696.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,539,371 : 18,272,292 = 18,272,292 : x
  2. Step 2: Convert to fraction form
    11,539,371/18,272,292 = 18,272,292/x
  3. Step 3: Cross multiply
    11,539,371x = 18,272,292 × 18,272,292
  4. Step 4: Simplify right side
    11,539,371x = 333,876,654,933,264
  5. Step 5: Solve for x
    x = 333,876,654,933,264/11,539,371
  6. Step 6: Final answer
    x = 28,933,696.21

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.