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Finding the Fourth Proportional to 317,876.80, 476,572.20 and 160,218.40

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Solution

The fourth proportional to 317,876.80, 476,572.20 and 160,218.40 is: 240,205.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,876.80 : 476,572.20 = 160,218.40 : x
  2. Step 2: Convert to fraction form
    317,876.80/476,572.20 = 160,218.40/x
  3. Step 3: Cross multiply
    317,876.80x = 476,572.20 × 160,218.40
  4. Step 4: Simplify right side
    317,876.80x = 76,355,635,368.48
  5. Step 5: Solve for x
    x = 76,355,635,368.48/317,876.80
  6. Step 6: Final answer
    x = 240,205.12

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