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Finding the Fourth Proportional to 591,312.60, 887,187.60 and 191,966.40

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Solution

The fourth proportional to 591,312.60, 887,187.60 and 191,966.40 is: 288,020.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,312.60 : 887,187.60 = 191,966.40 : x
  2. Step 2: Convert to fraction form
    591,312.60/887,187.60 = 191,966.40/x
  3. Step 3: Cross multiply
    591,312.60x = 887,187.60 × 191,966.40
  4. Step 4: Simplify right side
    591,312.60x = 170,310,209,696.64
  5. Step 5: Solve for x
    x = 170,310,209,696.64/591,312.60
  6. Step 6: Final answer
    x = 288,020.60

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