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Finding the Fourth Proportional to 284,359.55, 392,415.88 and 157,034.84

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Solution

The fourth proportional to 284,359.55, 392,415.88 and 157,034.84 is: 216,707.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,359.55 : 392,415.88 = 157,034.84 : x
  2. Step 2: Convert to fraction form
    284,359.55/392,415.88 = 157,034.84/x
  3. Step 3: Cross multiply
    284,359.55x = 392,415.88 × 157,034.84
  4. Step 4: Simplify right side
    284,359.55x = 61,622,964,929.26
  5. Step 5: Solve for x
    x = 61,622,964,929.26/284,359.55
  6. Step 6: Final answer
    x = 216,707.91

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