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Finding the Fourth Proportional to 582,264.03, 873,396.41 and 161,540.31

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Solution

The fourth proportional to 582,264.03, 873,396.41 and 161,540.31 is: 242,310.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,264.03 : 873,396.41 = 161,540.31 : x
  2. Step 2: Convert to fraction form
    582,264.03/873,396.41 = 161,540.31/x
  3. Step 3: Cross multiply
    582,264.03x = 873,396.41 × 161,540.31
  4. Step 4: Simplify right side
    582,264.03x = 141,088,726,016.59
  5. Step 5: Solve for x
    x = 141,088,726,016.59/582,264.03
  6. Step 6: Final answer
    x = 242,310.56

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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.