Home / 791,081.58-1,091,614.38-442,156.66

Finding the Fourth Proportional to 791,081.58, 1,091,614.38 and 442,156.66

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Solution

The fourth proportional to 791,081.58, 1,091,614.38 and 442,156.66 is: 610,132.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,081.58 : 1,091,614.38 = 442,156.66 : x
  2. Step 2: Convert to fraction form
    791,081.58/1,091,614.38 = 442,156.66/x
  3. Step 3: Cross multiply
    791,081.58x = 1,091,614.38 × 442,156.66
  4. Step 4: Simplify right side
    791,081.58x = 482,664,568,268.77
  5. Step 5: Solve for x
    x = 482,664,568,268.77/791,081.58
  6. Step 6: Final answer
    x = 610,132.48

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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.