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Finding the Fourth Proportional to 582,650.28, 804,072.42 and 328,010.58

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Solution

The fourth proportional to 582,650.28, 804,072.42 and 328,010.58 is: 452,663.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,650.28 : 804,072.42 = 328,010.58 : x
  2. Step 2: Convert to fraction form
    582,650.28/804,072.42 = 328,010.58/x
  3. Step 3: Cross multiply
    582,650.28x = 804,072.42 × 328,010.58
  4. Step 4: Simplify right side
    582,650.28x = 263,744,260,846.20
  5. Step 5: Solve for x
    x = 263,744,260,846.20/582,650.28
  6. Step 6: Final answer
    x = 452,663.06

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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.