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Finding the Fourth Proportional to 336,125.80, 504,188.70 and 260,018.20

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Solution

The fourth proportional to 336,125.80, 504,188.70 and 260,018.20 is: 390,027.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,125.80 : 504,188.70 = 260,018.20 : x
  2. Step 2: Convert to fraction form
    336,125.80/504,188.70 = 260,018.20/x
  3. Step 3: Cross multiply
    336,125.80x = 504,188.70 × 260,018.20
  4. Step 4: Simplify right side
    336,125.80x = 131,098,238,234.34
  5. Step 5: Solve for x
    x = 131,098,238,234.34/336,125.80
  6. Step 6: Final answer
    x = 390,027.30

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