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Finding the Fourth Proportional to 361,574.32, 542,364.64 and 95,372.64

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Solution

The fourth proportional to 361,574.32, 542,364.64 and 95,372.64 is: 143,059.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,574.32 : 542,364.64 = 95,372.64 : x
  2. Step 2: Convert to fraction form
    361,574.32/542,364.64 = 95,372.64/x
  3. Step 3: Cross multiply
    361,574.32x = 542,364.64 × 95,372.64
  4. Step 4: Simplify right side
    361,574.32x = 51,726,747,559.45
  5. Step 5: Solve for x
    x = 51,726,747,559.45/361,574.32
  6. Step 6: Final answer
    x = 143,059.79

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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.