Home / 866,245.44-1,195,426.65-479,040.85

Finding the Fourth Proportional to 866,245.44, 1,195,426.65 and 479,040.85

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Solution

The fourth proportional to 866,245.44, 1,195,426.65 and 479,040.85 is: 661,080.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,245.44 : 1,195,426.65 = 479,040.85 : x
  2. Step 2: Convert to fraction form
    866,245.44/1,195,426.65 = 479,040.85/x
  3. Step 3: Cross multiply
    866,245.44x = 1,195,426.65 × 479,040.85
  4. Step 4: Simplify right side
    866,245.44x = 572,658,198,528.65
  5. Step 5: Solve for x
    x = 572,658,198,528.65/866,245.44
  6. Step 6: Final answer
    x = 661,080.77

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Double scale
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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.