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Finding the Fourth Proportional to 465,866.46, 643,299.03 and 441,951.48

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Solution

The fourth proportional to 465,866.46, 643,299.03 and 441,951.48 is: 610,275.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,866.46 : 643,299.03 = 441,951.48 : x
  2. Step 2: Convert to fraction form
    465,866.46/643,299.03 = 441,951.48/x
  3. Step 3: Cross multiply
    465,866.46x = 643,299.03 × 441,951.48
  4. Step 4: Simplify right side
    465,866.46x = 284,306,958,391.06
  5. Step 5: Solve for x
    x = 284,306,958,391.06/465,866.46
  6. Step 6: Final answer
    x = 610,275.65

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.