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Finding the Fourth Proportional to 367,025.40, 550,443.06 and 100,723.32

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Solution

The fourth proportional to 367,025.40, 550,443.06 and 100,723.32 is: 151,058.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,025.40 : 550,443.06 = 100,723.32 : x
  2. Step 2: Convert to fraction form
    367,025.40/550,443.06 = 100,723.32/x
  3. Step 3: Cross multiply
    367,025.40x = 550,443.06 × 100,723.32
  4. Step 4: Simplify right side
    367,025.40x = 55,442,452,474.16
  5. Step 5: Solve for x
    x = 55,442,452,474.16/367,025.40
  6. Step 6: Final answer
    x = 151,058.90

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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.