Home / 834,515.87-1,151,632.20-452,542.55

Finding the Fourth Proportional to 834,515.87, 1,151,632.20 and 452,542.55

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Solution

The fourth proportional to 834,515.87, 1,151,632.20 and 452,542.55 is: 624,508.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,515.87 : 1,151,632.20 = 452,542.55 : x
  2. Step 2: Convert to fraction form
    834,515.87/1,151,632.20 = 452,542.55/x
  3. Step 3: Cross multiply
    834,515.87x = 1,151,632.20 × 452,542.55
  4. Step 4: Simplify right side
    834,515.87x = 521,162,566,691.95
  5. Step 5: Solve for x
    x = 521,162,566,691.95/834,515.87
  6. Step 6: Final answer
    x = 624,508.88

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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.