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Finding the Fourth Proportional to 275,908.40, 413,159.88 and 182,127.92

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Solution

The fourth proportional to 275,908.40, 413,159.88 and 182,127.92 is: 272,728.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,908.40 : 413,159.88 = 182,127.92 : x
  2. Step 2: Convert to fraction form
    275,908.40/413,159.88 = 182,127.92/x
  3. Step 3: Cross multiply
    275,908.40x = 413,159.88 × 182,127.92
  4. Step 4: Simplify right side
    275,908.40x = 75,247,949,571.85
  5. Step 5: Solve for x
    x = 75,247,949,571.85/275,908.40
  6. Step 6: Final answer
    x = 272,728.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.