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Finding the Fourth Proportional to 582,759.95, 804,233.53 and 324,636.58

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Solution

The fourth proportional to 582,759.95, 804,233.53 and 324,636.58 is: 448,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,759.95 : 804,233.53 = 324,636.58 : x
  2. Step 2: Convert to fraction form
    582,759.95/804,233.53 = 324,636.58/x
  3. Step 3: Cross multiply
    582,759.95x = 804,233.53 × 324,636.58
  4. Step 4: Simplify right side
    582,759.95x = 261,083,622,700.53
  5. Step 5: Solve for x
    x = 261,083,622,700.53/582,759.95
  6. Step 6: Final answer
    x = 448,012.30

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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.