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Finding the Fourth Proportional to 582,750.25, 804,192.91 and 324,630.18

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Solution

The fourth proportional to 582,750.25, 804,192.91 and 324,630.18 is: 447,988.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,750.25 : 804,192.91 = 324,630.18 : x
  2. Step 2: Convert to fraction form
    582,750.25/804,192.91 = 324,630.18/x
  3. Step 3: Cross multiply
    582,750.25x = 804,192.91 × 324,630.18
  4. Step 4: Simplify right side
    582,750.25x = 261,065,288,316.45
  5. Step 5: Solve for x
    x = 261,065,288,316.45/582,750.25
  6. Step 6: Final answer
    x = 447,988.29

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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.