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Finding the Third Proportional to 29,428,717 and 68,736,890

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Solution

The third proportional to 29,428,717 and 68,736,890 is: 160,549,304.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,428,717 : 68,736,890 = 68,736,890 : x
  2. Step 2: Convert to fraction form
    29,428,717/68,736,890 = 68,736,890/x
  3. Step 3: Cross multiply
    29,428,717x = 68,736,890 × 68,736,890
  4. Step 4: Simplify right side
    29,428,717x = 4,724,760,046,872,100
  5. Step 5: Solve for x
    x = 4,724,760,046,872,100/29,428,717
  6. Step 6: Final answer
    x = 160,549,304.51

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.