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Finding the Fourth Proportional to 322,330.60, 444,871.04 and 186,447.16

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Solution

The fourth proportional to 322,330.60, 444,871.04 and 186,447.16 is: 257,328.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,330.60 : 444,871.04 = 186,447.16 : x
  2. Step 2: Convert to fraction form
    322,330.60/444,871.04 = 186,447.16/x
  3. Step 3: Cross multiply
    322,330.60x = 444,871.04 × 186,447.16
  4. Step 4: Simplify right side
    322,330.60x = 82,944,941,974.25
  5. Step 5: Solve for x
    x = 82,944,941,974.25/322,330.60
  6. Step 6: Final answer
    x = 257,328.79

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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.