Home / 894,037.20-1,233,764.69-486,139.29

Finding the Fourth Proportional to 894,037.20, 1,233,764.69 and 486,139.29

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Solution

The fourth proportional to 894,037.20, 1,233,764.69 and 486,139.29 is: 670,868.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,037.20 : 1,233,764.69 = 486,139.29 : x
  2. Step 2: Convert to fraction form
    894,037.20/1,233,764.69 = 486,139.29/x
  3. Step 3: Cross multiply
    894,037.20x = 1,233,764.69 × 486,139.29
  4. Step 4: Simplify right side
    894,037.20x = 599,781,487,992.97
  5. Step 5: Solve for x
    x = 599,781,487,992.97/894,037.20
  6. Step 6: Final answer
    x = 670,868.60

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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.