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Finding the Fourth Proportional to 582,897.96, 804,440.34 and 324,792

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Solution

The fourth proportional to 582,897.96, 804,440.34 and 324,792 is: 448,235.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,897.96 : 804,440.34 = 324,792 : x
  2. Step 2: Convert to fraction form
    582,897.96/804,440.34 = 324,792/x
  3. Step 3: Cross multiply
    582,897.96x = 804,440.34 × 324,792
  4. Step 4: Simplify right side
    582,897.96x = 261,275,786,909.28
  5. Step 5: Solve for x
    x = 261,275,786,909.28/582,897.96
  6. Step 6: Final answer
    x = 448,235.89

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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.