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Finding the Fourth Proportional to 250,251.39, 345,503.79 and 192,782.52

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Solution

The fourth proportional to 250,251.39, 345,503.79 and 192,782.52 is: 266,160.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,251.39 : 345,503.79 = 192,782.52 : x
  2. Step 2: Convert to fraction form
    250,251.39/345,503.79 = 192,782.52/x
  3. Step 3: Cross multiply
    250,251.39x = 345,503.79 × 192,782.52
  4. Step 4: Simplify right side
    250,251.39x = 66,607,091,305.75
  5. Step 5: Solve for x
    x = 66,607,091,305.75/250,251.39
  6. Step 6: Final answer
    x = 266,160.72

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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.