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Finding the Third Proportional to 72,184.50 and 160,366.50

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Solution

The third proportional to 72,184.50 and 160,366.50 is: 356,273.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,184.50 : 160,366.50 = 160,366.50 : x
  2. Step 2: Convert to fraction form
    72,184.50/160,366.50 = 160,366.50/x
  3. Step 3: Cross multiply
    72,184.50x = 160,366.50 × 160,366.50
  4. Step 4: Simplify right side
    72,184.50x = 25,717,414,322.25
  5. Step 5: Solve for x
    x = 25,717,414,322.25/72,184.50
  6. Step 6: Final answer
    x = 356,273.36

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.