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Finding the Fourth Proportional to 582,891.22, 874,454.69 and 245,932.70

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Solution

The fourth proportional to 582,891.22, 874,454.69 and 245,932.70 is: 368,948.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,891.22 : 874,454.69 = 245,932.70 : x
  2. Step 2: Convert to fraction form
    582,891.22/874,454.69 = 245,932.70/x
  3. Step 3: Cross multiply
    582,891.22x = 874,454.69 × 245,932.70
  4. Step 4: Simplify right side
    582,891.22x = 215,057,005,740.33
  5. Step 5: Solve for x
    x = 215,057,005,740.33/582,891.22
  6. Step 6: Final answer
    x = 368,948.78

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Double scale
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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.