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Finding the Third Proportional to 15,387,926 and 33,442,748

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Solution

The third proportional to 15,387,926 and 33,442,748 is: 72,681,490.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,387,926 : 33,442,748 = 33,442,748 : x
  2. Step 2: Convert to fraction form
    15,387,926/33,442,748 = 33,442,748/x
  3. Step 3: Cross multiply
    15,387,926x = 33,442,748 × 33,442,748
  4. Step 4: Simplify right side
    15,387,926x = 1,118,417,393,791,504
  5. Step 5: Solve for x
    x = 1,118,417,393,791,504/15,387,926
  6. Step 6: Final answer
    x = 72,681,490.27

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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.