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Finding the Fourth Proportional to 514,769.04, 710,380.80 and 288,416.16

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Solution

The fourth proportional to 514,769.04, 710,380.80 and 288,416.16 is: 398,014.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,769.04 : 710,380.80 = 288,416.16 : x
  2. Step 2: Convert to fraction form
    514,769.04/710,380.80 = 288,416.16/x
  3. Step 3: Cross multiply
    514,769.04x = 710,380.80 × 288,416.16
  4. Step 4: Simplify right side
    514,769.04x = 204,885,302,473.73
  5. Step 5: Solve for x
    x = 204,885,302,473.73/514,769.04
  6. Step 6: Final answer
    x = 398,014.03

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