Home / 739,034.31-1,108,552.41-178,068.81

Finding the Fourth Proportional to 739,034.31, 1,108,552.41 and 178,068.81

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Solution

The fourth proportional to 739,034.31, 1,108,552.41 and 178,068.81 is: 267,103.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,034.31 : 1,108,552.41 = 178,068.81 : x
  2. Step 2: Convert to fraction form
    739,034.31/1,108,552.41 = 178,068.81/x
  3. Step 3: Cross multiply
    739,034.31x = 1,108,552.41 × 178,068.81
  4. Step 4: Simplify right side
    739,034.31x = 197,398,608,471.33
  5. Step 5: Solve for x
    x = 197,398,608,471.33/739,034.31
  6. Step 6: Final answer
    x = 267,103.44

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Double scale
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Similar ratio
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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.