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Finding the Fourth Proportional to 346,718.30, 520,077.45 and 169,252.70

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Solution

The fourth proportional to 346,718.30, 520,077.45 and 169,252.70 is: 253,879.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,718.30 : 520,077.45 = 169,252.70 : x
  2. Step 2: Convert to fraction form
    346,718.30/520,077.45 = 169,252.70/x
  3. Step 3: Cross multiply
    346,718.30x = 520,077.45 × 169,252.70
  4. Step 4: Simplify right side
    346,718.30x = 88,024,512,621.62
  5. Step 5: Solve for x
    x = 88,024,512,621.62/346,718.30
  6. Step 6: Final answer
    x = 253,879.05

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