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Finding the Fourth Proportional to 464,431.60, 696,647.40 and 148,920.40

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Solution

The fourth proportional to 464,431.60, 696,647.40 and 148,920.40 is: 223,380.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,431.60 : 696,647.40 = 148,920.40 : x
  2. Step 2: Convert to fraction form
    464,431.60/696,647.40 = 148,920.40/x
  3. Step 3: Cross multiply
    464,431.60x = 696,647.40 × 148,920.40
  4. Step 4: Simplify right side
    464,431.60x = 103,745,009,466.96
  5. Step 5: Solve for x
    x = 103,745,009,466.96/464,431.60
  6. Step 6: Final answer
    x = 223,380.60

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