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Finding the Fourth Proportional to 251,793.92, 347,522.22 and 144,364.70

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Solution

The fourth proportional to 251,793.92, 347,522.22 and 144,364.70 is: 199,250.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,793.92 : 347,522.22 = 144,364.70 : x
  2. Step 2: Convert to fraction form
    251,793.92/347,522.22 = 144,364.70/x
  3. Step 3: Cross multiply
    251,793.92x = 347,522.22 × 144,364.70
  4. Step 4: Simplify right side
    251,793.92x = 50,169,941,033.63
  5. Step 5: Solve for x
    x = 50,169,941,033.63/251,793.92
  6. Step 6: Final answer
    x = 199,250.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.