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Finding the Third Proportional to 72,525,384 and 156,536,172

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Solution

The third proportional to 72,525,384 and 156,536,172 is: 337,862,025.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,525,384 : 156,536,172 = 156,536,172 : x
  2. Step 2: Convert to fraction form
    72,525,384/156,536,172 = 156,536,172/x
  3. Step 3: Cross multiply
    72,525,384x = 156,536,172 × 156,536,172
  4. Step 4: Simplify right side
    72,525,384x = 24,503,573,144,413,584
  5. Step 5: Solve for x
    x = 24,503,573,144,413,584/72,525,384
  6. Step 6: Final answer
    x = 337,862,025.58

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.