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Finding the Fourth Proportional to 361,077.91, 498,303.02 and 199,932.82

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Solution

The fourth proportional to 361,077.91, 498,303.02 and 199,932.82 is: 275,915.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,077.91 : 498,303.02 = 199,932.82 : x
  2. Step 2: Convert to fraction form
    361,077.91/498,303.02 = 199,932.82/x
  3. Step 3: Cross multiply
    361,077.91x = 498,303.02 × 199,932.82
  4. Step 4: Simplify right side
    361,077.91x = 99,627,128,003.12
  5. Step 5: Solve for x
    x = 99,627,128,003.12/361,077.91
  6. Step 6: Final answer
    x = 275,915.88

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1.5x scale

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.