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Finding the Fourth Proportional to 711,814.46, 982,304.04 and 389,524.58

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Solution

The fourth proportional to 711,814.46, 982,304.04 and 389,524.58 is: 537,543.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,814.46 : 982,304.04 = 389,524.58 : x
  2. Step 2: Convert to fraction form
    711,814.46/982,304.04 = 389,524.58/x
  3. Step 3: Cross multiply
    711,814.46x = 982,304.04 × 389,524.58
  4. Step 4: Simplify right side
    711,814.46x = 382,631,563,701.78
  5. Step 5: Solve for x
    x = 382,631,563,701.78/711,814.46
  6. Step 6: Final answer
    x = 537,543.96

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