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Finding the Fourth Proportional to 367,223.80, 550,835.70 and 101,025.40

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Solution

The fourth proportional to 367,223.80, 550,835.70 and 101,025.40 is: 151,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,223.80 : 550,835.70 = 101,025.40 : x
  2. Step 2: Convert to fraction form
    367,223.80/550,835.70 = 101,025.40/x
  3. Step 3: Cross multiply
    367,223.80x = 550,835.70 × 101,025.40
  4. Step 4: Simplify right side
    367,223.80x = 55,648,396,926.78
  5. Step 5: Solve for x
    x = 55,648,396,926.78/367,223.80
  6. Step 6: Final answer
    x = 151,538.10

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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.