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Finding the Fourth Proportional to 329,744.64, 454,880.16 and 208,681.92

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Solution

The fourth proportional to 329,744.64, 454,880.16 and 208,681.92 is: 287,875.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,744.64 : 454,880.16 = 208,681.92 : x
  2. Step 2: Convert to fraction form
    329,744.64/454,880.16 = 208,681.92/x
  3. Step 3: Cross multiply
    329,744.64x = 454,880.16 × 208,681.92
  4. Step 4: Simplify right side
    329,744.64x = 94,925,265,158.71
  5. Step 5: Solve for x
    x = 94,925,265,158.71/329,744.64
  6. Step 6: Final answer
    x = 287,875.08

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