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Finding the Fourth Proportional to 466,785.90, 700,178.85 and 151,274.70

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Solution

The fourth proportional to 466,785.90, 700,178.85 and 151,274.70 is: 226,912.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,785.90 : 700,178.85 = 151,274.70 : x
  2. Step 2: Convert to fraction form
    466,785.90/700,178.85 = 151,274.70/x
  3. Step 3: Cross multiply
    466,785.90x = 700,178.85 × 151,274.70
  4. Step 4: Simplify right side
    466,785.90x = 105,919,345,480.10
  5. Step 5: Solve for x
    x = 105,919,345,480.10/466,785.90
  6. Step 6: Final answer
    x = 226,912.05

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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.