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Finding the Fourth Proportional to 284,225.76, 392,231.20 and 156,901.04

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Solution

The fourth proportional to 284,225.76, 392,231.20 and 156,901.04 is: 216,523.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,225.76 : 392,231.20 = 156,901.04 : x
  2. Step 2: Convert to fraction form
    284,225.76/392,231.20 = 156,901.04/x
  3. Step 3: Cross multiply
    284,225.76x = 392,231.20 × 156,901.04
  4. Step 4: Simplify right side
    284,225.76x = 61,541,483,200.45
  5. Step 5: Solve for x
    x = 61,541,483,200.45/284,225.76
  6. Step 6: Final answer
    x = 216,523.24

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