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Finding the Third Proportional to 144,818 and 220,192

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Solution

The third proportional to 144,818 and 220,192 is: 334,796.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,818 : 220,192 = 220,192 : x
  2. Step 2: Convert to fraction form
    144,818/220,192 = 220,192/x
  3. Step 3: Cross multiply
    144,818x = 220,192 × 220,192
  4. Step 4: Simplify right side
    144,818x = 48,484,516,864
  5. Step 5: Solve for x
    x = 48,484,516,864/144,818
  6. Step 6: Final answer
    x = 334,796.21

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.