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Finding the Fourth Proportional to 224,559.06, 336,853.17 and 74,793.30

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Solution

The fourth proportional to 224,559.06, 336,853.17 and 74,793.30 is: 112,194.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,559.06 : 336,853.17 = 74,793.30 : x
  2. Step 2: Convert to fraction form
    224,559.06/336,853.17 = 74,793.30/x
  3. Step 3: Cross multiply
    224,559.06x = 336,853.17 × 74,793.30
  4. Step 4: Simplify right side
    224,559.06x = 25,194,360,199.76
  5. Step 5: Solve for x
    x = 25,194,360,199.76/224,559.06
  6. Step 6: Final answer
    x = 112,194.81

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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.