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Finding the Fourth Proportional to 361,049.07, 498,263.28 and 199,904.11

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Solution

The fourth proportional to 361,049.07, 498,263.28 and 199,904.11 is: 275,876.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,049.07 : 498,263.28 = 199,904.11 : x
  2. Step 2: Convert to fraction form
    361,049.07/498,263.28 = 199,904.11/x
  3. Step 3: Cross multiply
    361,049.07x = 498,263.28 × 199,904.11
  4. Step 4: Simplify right side
    361,049.07x = 99,604,877,534.08
  5. Step 5: Solve for x
    x = 99,604,877,534.08/361,049.07
  6. Step 6: Final answer
    x = 275,876.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.