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Finding the Third Proportional to 69,706,344 and 151,502,424

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Solution

The third proportional to 69,706,344 and 151,502,424 is: 329,281,140.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,706,344 : 151,502,424 = 151,502,424 : x
  2. Step 2: Convert to fraction form
    69,706,344/151,502,424 = 151,502,424/x
  3. Step 3: Cross multiply
    69,706,344x = 151,502,424 × 151,502,424
  4. Step 4: Simplify right side
    69,706,344x = 22,952,984,477,875,776
  5. Step 5: Solve for x
    x = 22,952,984,477,875,776/69,706,344
  6. Step 6: Final answer
    x = 329,281,140.87

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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.