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Finding the Fourth Proportional to 276,332.35, 414,498.53 and 192,351.55

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Solution

The fourth proportional to 276,332.35, 414,498.53 and 192,351.55 is: 288,527.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,332.35 : 414,498.53 = 192,351.55 : x
  2. Step 2: Convert to fraction form
    276,332.35/414,498.53 = 192,351.55/x
  3. Step 3: Cross multiply
    276,332.35x = 414,498.53 × 192,351.55
  4. Step 4: Simplify right side
    276,332.35x = 79,729,433,756.46
  5. Step 5: Solve for x
    x = 79,729,433,756.46/276,332.35
  6. Step 6: Final answer
    x = 288,527.33

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1.5x scale

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.