Home / 868,913.95-1,199,139.17-481,704.74

Finding the Fourth Proportional to 868,913.95, 1,199,139.17 and 481,704.74

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Solution

The fourth proportional to 868,913.95, 1,199,139.17 and 481,704.74 is: 664,773.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,913.95 : 1,199,139.17 = 481,704.74 : x
  2. Step 2: Convert to fraction form
    868,913.95/1,199,139.17 = 481,704.74/x
  3. Step 3: Cross multiply
    868,913.95x = 1,199,139.17 × 481,704.74
  4. Step 4: Simplify right side
    868,913.95x = 577,631,022,108.67
  5. Step 5: Solve for x
    x = 577,631,022,108.67/868,913.95
  6. Step 6: Final answer
    x = 664,773.56

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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.