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Finding the Fourth Proportional to 404,620.41, 558,292.80 and 232,505.11

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Solution

The fourth proportional to 404,620.41, 558,292.80 and 232,505.11 is: 320,809.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,620.41 : 558,292.80 = 232,505.11 : x
  2. Step 2: Convert to fraction form
    404,620.41/558,292.80 = 232,505.11/x
  3. Step 3: Cross multiply
    404,620.41x = 558,292.80 × 232,505.11
  4. Step 4: Simplify right side
    404,620.41x = 129,805,928,876.21
  5. Step 5: Solve for x
    x = 129,805,928,876.21/404,620.41
  6. Step 6: Final answer
    x = 320,809.15

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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.