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Finding the Third Proportional to 144,463.50 and 156,674.25

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Solution

The third proportional to 144,463.50 and 156,674.25 is: 169,917.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,463.50 : 156,674.25 = 156,674.25 : x
  2. Step 2: Convert to fraction form
    144,463.50/156,674.25 = 156,674.25/x
  3. Step 3: Cross multiply
    144,463.50x = 156,674.25 × 156,674.25
  4. Step 4: Simplify right side
    144,463.50x = 24,546,820,613.06
  5. Step 5: Solve for x
    x = 24,546,820,613.06/144,463.50
  6. Step 6: Final answer
    x = 169,917.11

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Why These Related Problems?

These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.