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Finding the Third Proportional to 71,127 and 153,463.50

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Solution

The third proportional to 71,127 and 153,463.50 is: 331,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,127 : 153,463.50 = 153,463.50 : x
  2. Step 2: Convert to fraction form
    71,127/153,463.50 = 153,463.50/x
  3. Step 3: Cross multiply
    71,127x = 153,463.50 × 153,463.50
  4. Step 4: Simplify right side
    71,127x = 23,551,045,832.25
  5. Step 5: Solve for x
    x = 23,551,045,832.25/71,127
  6. Step 6: Final answer
    x = 331,112.60

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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.