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Finding the Fourth Proportional to 582,902.13, 874,471.02 and 245,943.60

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Solution

The fourth proportional to 582,902.13, 874,471.02 and 245,943.60 is: 368,965.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,902.13 : 874,471.02 = 245,943.60 : x
  2. Step 2: Convert to fraction form
    582,902.13/874,471.02 = 245,943.60/x
  3. Step 3: Cross multiply
    582,902.13x = 874,471.02 × 245,943.60
  4. Step 4: Simplify right side
    582,902.13x = 215,070,550,754.47
  5. Step 5: Solve for x
    x = 215,070,550,754.47/582,902.13
  6. Step 6: Final answer
    x = 368,965.11

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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.