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Finding the Fourth Proportional to 587,245.60, 880,868.40 and 492,767.20

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Solution

The fourth proportional to 587,245.60, 880,868.40 and 492,767.20 is: 739,150.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,245.60 : 880,868.40 = 492,767.20 : x
  2. Step 2: Convert to fraction form
    587,245.60/880,868.40 = 492,767.20/x
  3. Step 3: Cross multiply
    587,245.60x = 880,868.40 × 492,767.20
  4. Step 4: Simplify right side
    587,245.60x = 434,063,055,036.48
  5. Step 5: Solve for x
    x = 434,063,055,036.48/587,245.60
  6. Step 6: Final answer
    x = 739,150.80

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