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Finding the Fourth Proportional to 588,930.40, 883,395.60 and 402,306.40

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Solution

The fourth proportional to 588,930.40, 883,395.60 and 402,306.40 is: 603,459.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,930.40 : 883,395.60 = 402,306.40 : x
  2. Step 2: Convert to fraction form
    588,930.40/883,395.60 = 402,306.40/x
  3. Step 3: Cross multiply
    588,930.40x = 883,395.60 × 402,306.40
  4. Step 4: Simplify right side
    588,930.40x = 355,395,703,611.84
  5. Step 5: Solve for x
    x = 355,395,703,611.84/588,930.40
  6. Step 6: Final answer
    x = 603,459.60

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