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Finding the Fourth Proportional to 668,366.28, 1,002,593.16 and 195,012

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Solution

The fourth proportional to 668,366.28, 1,002,593.16 and 195,012 is: 292,530.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,366.28 : 1,002,593.16 = 195,012 : x
  2. Step 2: Convert to fraction form
    668,366.28/1,002,593.16 = 195,012/x
  3. Step 3: Cross multiply
    668,366.28x = 1,002,593.16 × 195,012
  4. Step 4: Simplify right side
    668,366.28x = 195,517,697,317.92
  5. Step 5: Solve for x
    x = 195,517,697,317.92/668,366.28
  6. Step 6: Final answer
    x = 292,530.76

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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.