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Finding the Third Proportional to 71,852 and 156,572

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Solution

The third proportional to 71,852 and 156,572 is: 341,184.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,852 : 156,572 = 156,572 : x
  2. Step 2: Convert to fraction form
    71,852/156,572 = 156,572/x
  3. Step 3: Cross multiply
    71,852x = 156,572 × 156,572
  4. Step 4: Simplify right side
    71,852x = 24,514,791,184
  5. Step 5: Solve for x
    x = 24,514,791,184/71,852
  6. Step 6: Final answer
    x = 341,184.53

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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.