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Finding the Fourth Proportional to 496,521.60, 744,782.40 and 197,073.60

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Solution

The fourth proportional to 496,521.60, 744,782.40 and 197,073.60 is: 295,610.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,521.60 : 744,782.40 = 197,073.60 : x
  2. Step 2: Convert to fraction form
    496,521.60/744,782.40 = 197,073.60/x
  3. Step 3: Cross multiply
    496,521.60x = 744,782.40 × 197,073.60
  4. Step 4: Simplify right side
    496,521.60x = 146,776,948,784.64
  5. Step 5: Solve for x
    x = 146,776,948,784.64/496,521.60
  6. Step 6: Final answer
    x = 295,610.40

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