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Finding the Fourth Proportional to 461,438.80, 692,158.20 and 283,368.40

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Solution

The fourth proportional to 461,438.80, 692,158.20 and 283,368.40 is: 425,052.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,438.80 : 692,158.20 = 283,368.40 : x
  2. Step 2: Convert to fraction form
    461,438.80/692,158.20 = 283,368.40/x
  3. Step 3: Cross multiply
    461,438.80x = 692,158.20 × 283,368.40
  4. Step 4: Simplify right side
    461,438.80x = 196,135,761,680.88
  5. Step 5: Solve for x
    x = 196,135,761,680.88/461,438.80
  6. Step 6: Final answer
    x = 425,052.60

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