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Finding the Fourth Proportional to 615,255.20, 922,445.40 and 236,029.40

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Solution

The fourth proportional to 615,255.20, 922,445.40 and 236,029.40 is: 353,876.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,255.20 : 922,445.40 = 236,029.40 : x
  2. Step 2: Convert to fraction form
    615,255.20/922,445.40 = 236,029.40/x
  3. Step 3: Cross multiply
    615,255.20x = 922,445.40 × 236,029.40
  4. Step 4: Simplify right side
    615,255.20x = 217,724,234,294.76
  5. Step 5: Solve for x
    x = 217,724,234,294.76/615,255.20
  6. Step 6: Final answer
    x = 353,876.30

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