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Finding the Fourth Proportional to 250,596.11, 345,488.07 and 199,084.11

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Solution

The fourth proportional to 250,596.11, 345,488.07 and 199,084.11 is: 274,470.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,596.11 : 345,488.07 = 199,084.11 : x
  2. Step 2: Convert to fraction form
    250,596.11/345,488.07 = 199,084.11/x
  3. Step 3: Cross multiply
    250,596.11x = 345,488.07 × 199,084.11
  4. Step 4: Simplify right side
    250,596.11x = 68,781,184,931.57
  5. Step 5: Solve for x
    x = 68,781,184,931.57/250,596.11
  6. Step 6: Final answer
    x = 274,470.29

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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.