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Finding the Fourth Proportional to 185,666.40, 278,499.60 and 173,856.60

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Solution

The fourth proportional to 185,666.40, 278,499.60 and 173,856.60 is: 260,784.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,666.40 : 278,499.60 = 173,856.60 : x
  2. Step 2: Convert to fraction form
    185,666.40/278,499.60 = 173,856.60/x
  3. Step 3: Cross multiply
    185,666.40x = 278,499.60 × 173,856.60
  4. Step 4: Simplify right side
    185,666.40x = 48,418,993,557.36
  5. Step 5: Solve for x
    x = 48,418,993,557.36/185,666.40
  6. Step 6: Final answer
    x = 260,784.90

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