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Finding the Fourth Proportional to 367,071.29, 550,605.86 and 100,832.08

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Solution

The fourth proportional to 367,071.29, 550,605.86 and 100,832.08 is: 151,247.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,071.29 : 550,605.86 = 100,832.08 : x
  2. Step 2: Convert to fraction form
    367,071.29/550,605.86 = 100,832.08/x
  3. Step 3: Cross multiply
    367,071.29x = 550,605.86 × 100,832.08
  4. Step 4: Simplify right side
    367,071.29x = 55,518,730,866.80
  5. Step 5: Solve for x
    x = 55,518,730,866.80/367,071.29
  6. Step 6: Final answer
    x = 151,247.82

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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.