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Finding the Fourth Proportional to 404,659.46, 558,430.17 and 223,371.51

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Solution

The fourth proportional to 404,659.46, 558,430.17 and 223,371.51 is: 308,252.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,659.46 : 558,430.17 = 223,371.51 : x
  2. Step 2: Convert to fraction form
    404,659.46/558,430.17 = 223,371.51/x
  3. Step 3: Cross multiply
    404,659.46x = 558,430.17 × 223,371.51
  4. Step 4: Simplify right side
    404,659.46x = 124,737,390,302.46
  5. Step 5: Solve for x
    x = 124,737,390,302.46/404,659.46
  6. Step 6: Final answer
    x = 308,252.75

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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.