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Finding the Fourth Proportional to 404,715.84, 558,583.20 and 232,734.48

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Solution

The fourth proportional to 404,715.84, 558,583.20 and 232,734.48 is: 321,216.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,715.84 : 558,583.20 = 232,734.48 : x
  2. Step 2: Convert to fraction form
    404,715.84/558,583.20 = 232,734.48/x
  3. Step 3: Cross multiply
    404,715.84x = 558,583.20 × 232,734.48
  4. Step 4: Simplify right side
    404,715.84x = 130,001,570,588.74
  5. Step 5: Solve for x
    x = 130,001,570,588.74/404,715.84
  6. Step 6: Final answer
    x = 321,216.91

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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.