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Finding the Fourth Proportional to 336,117.20, 504,175.80 and 324,712.40

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Solution

The fourth proportional to 336,117.20, 504,175.80 and 324,712.40 is: 487,068.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,117.20 : 504,175.80 = 324,712.40 : x
  2. Step 2: Convert to fraction form
    336,117.20/504,175.80 = 324,712.40/x
  3. Step 3: Cross multiply
    336,117.20x = 504,175.80 × 324,712.40
  4. Step 4: Simplify right side
    336,117.20x = 163,712,134,039.92
  5. Step 5: Solve for x
    x = 163,712,134,039.92/336,117.20
  6. Step 6: Final answer
    x = 487,068.60

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