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Finding the Fourth Proportional to 367,162.40, 550,680 and 100,859.52

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Solution

The fourth proportional to 367,162.40, 550,680 and 100,859.52 is: 151,271.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,162.40 : 550,680 = 100,859.52 : x
  2. Step 2: Convert to fraction form
    367,162.40/550,680 = 100,859.52/x
  3. Step 3: Cross multiply
    367,162.40x = 550,680 × 100,859.52
  4. Step 4: Simplify right side
    367,162.40x = 55,541,320,473.60
  5. Step 5: Solve for x
    x = 55,541,320,473.60/367,162.40
  6. Step 6: Final answer
    x = 151,271.81

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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.