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Finding the Fourth Proportional to 582,866.76, 804,334.50 and 324,737.64

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Solution

The fourth proportional to 582,866.76, 804,334.50 and 324,737.64 is: 448,125.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,866.76 : 804,334.50 = 324,737.64 : x
  2. Step 2: Convert to fraction form
    582,866.76/804,334.50 = 324,737.64/x
  3. Step 3: Cross multiply
    582,866.76x = 804,334.50 × 324,737.64
  4. Step 4: Simplify right side
    582,866.76x = 261,197,687,300.58
  5. Step 5: Solve for x
    x = 261,197,687,300.58/582,866.76
  6. Step 6: Final answer
    x = 448,125.89

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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.