Home / 812,197.24-1,216,964.22-575,114.29

Finding the Fourth Proportional to 812,197.24, 1,216,964.22 and 575,114.29

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Solution

The fourth proportional to 812,197.24, 1,216,964.22 and 575,114.29 is: 861,728.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,197.24 : 1,216,964.22 = 575,114.29 : x
  2. Step 2: Convert to fraction form
    812,197.24/1,216,964.22 = 575,114.29/x
  3. Step 3: Cross multiply
    812,197.24x = 1,216,964.22 × 575,114.29
  4. Step 4: Simplify right side
    812,197.24x = 699,893,513,340.70
  5. Step 5: Solve for x
    x = 699,893,513,340.70/812,197.24
  6. Step 6: Final answer
    x = 861,728.50

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1.5x scale

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.