Home / 668,043.70-1,002,065.55-591,061.30

Finding the Fourth Proportional to 668,043.70, 1,002,065.55 and 591,061.30

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Solution

The fourth proportional to 668,043.70, 1,002,065.55 and 591,061.30 is: 886,591.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,043.70 : 1,002,065.55 = 591,061.30 : x
  2. Step 2: Convert to fraction form
    668,043.70/1,002,065.55 = 591,061.30/x
  3. Step 3: Cross multiply
    668,043.70x = 1,002,065.55 × 591,061.30
  4. Step 4: Simplify right side
    668,043.70x = 592,282,166,668.22
  5. Step 5: Solve for x
    x = 592,282,166,668.22/668,043.70
  6. Step 6: Final answer
    x = 886,591.95

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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.