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Finding the Third Proportional to 74,592,396 and 156,915,324

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Solution

The third proportional to 74,592,396 and 156,915,324 is: 330,092,881.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,592,396 : 156,915,324 = 156,915,324 : x
  2. Step 2: Convert to fraction form
    74,592,396/156,915,324 = 156,915,324/x
  3. Step 3: Cross multiply
    74,592,396x = 156,915,324 × 156,915,324
  4. Step 4: Simplify right side
    74,592,396x = 24,622,418,906,024,976
  5. Step 5: Solve for x
    x = 24,622,418,906,024,976/74,592,396
  6. Step 6: Final answer
    x = 330,092,881.13

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.