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Finding the Fourth Proportional to 482,282.88, 722,243.18 and 339,777.96

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Solution

The fourth proportional to 482,282.88, 722,243.18 and 339,777.96 is: 508,834.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,282.88 : 722,243.18 = 339,777.96 : x
  2. Step 2: Convert to fraction form
    482,282.88/722,243.18 = 339,777.96/x
  3. Step 3: Cross multiply
    482,282.88x = 722,243.18 × 339,777.96
  4. Step 4: Simplify right side
    482,282.88x = 245,402,314,324.31
  5. Step 5: Solve for x
    x = 245,402,314,324.31/482,282.88
  6. Step 6: Final answer
    x = 508,834.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.