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Finding the Third Proportional to 13,294,778 and 28,918,934

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Solution

The third proportional to 13,294,778 and 28,918,934 is: 62,904,754.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,294,778 : 28,918,934 = 28,918,934 : x
  2. Step 2: Convert to fraction form
    13,294,778/28,918,934 = 28,918,934/x
  3. Step 3: Cross multiply
    13,294,778x = 28,918,934 × 28,918,934
  4. Step 4: Simplify right side
    13,294,778x = 836,304,743,696,356
  5. Step 5: Solve for x
    x = 836,304,743,696,356/13,294,778
  6. Step 6: Final answer
    x = 62,904,754.31

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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.