Home / 643,532.20-965,552.24-244,278.95

Finding the Fourth Proportional to 643,532.20, 965,552.24 and 244,278.95

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Solution

The fourth proportional to 643,532.20, 965,552.24 and 244,278.95 is: 366,514.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    643,532.20 : 965,552.24 = 244,278.95 : x
  2. Step 2: Convert to fraction form
    643,532.20/965,552.24 = 244,278.95/x
  3. Step 3: Cross multiply
    643,532.20x = 965,552.24 × 244,278.95
  4. Step 4: Simplify right side
    643,532.20x = 235,864,083,140.28
  5. Step 5: Solve for x
    x = 235,864,083,140.28/643,532.20
  6. Step 6: Final answer
    x = 366,514.81

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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.