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Finding the Fourth Proportional to 582,762.95, 804,237.67 and 324,639.58

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Solution

The fourth proportional to 582,762.95, 804,237.67 and 324,639.58 is: 448,016.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,762.95 : 804,237.67 = 324,639.58 : x
  2. Step 2: Convert to fraction form
    582,762.95/804,237.67 = 324,639.58/x
  3. Step 3: Cross multiply
    582,762.95x = 804,237.67 × 324,639.58
  4. Step 4: Simplify right side
    582,762.95x = 261,087,379,408.98
  5. Step 5: Solve for x
    x = 261,087,379,408.98/582,762.95
  6. Step 6: Final answer
    x = 448,016.44

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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.