Home / 668,517.46-1,002,677.55-195,075.70

Finding the Fourth Proportional to 668,517.46, 1,002,677.55 and 195,075.70

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Solution

The fourth proportional to 668,517.46, 1,002,677.55 and 195,075.70 is: 292,584.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,517.46 : 1,002,677.55 = 195,075.70 : x
  2. Step 2: Convert to fraction form
    668,517.46/1,002,677.55 = 195,075.70/x
  3. Step 3: Cross multiply
    668,517.46x = 1,002,677.55 × 195,075.70
  4. Step 4: Simplify right side
    668,517.46x = 195,598,024,940.54
  5. Step 5: Solve for x
    x = 195,598,024,940.54/668,517.46
  6. Step 6: Final answer
    x = 292,584.77

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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.