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Finding the Fourth Proportional to 887,903.76, 1,331,441.58 and 461,324.90

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Solution

The fourth proportional to 887,903.76, 1,331,441.58 and 461,324.90 is: 691,772.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,903.76 : 1,331,441.58 = 461,324.90 : x
  2. Step 2: Convert to fraction form
    887,903.76/1,331,441.58 = 461,324.90/x
  3. Step 3: Cross multiply
    887,903.76x = 1,331,441.58 × 461,324.90
  4. Step 4: Simplify right side
    887,903.76x = 614,227,153,749.34
  5. Step 5: Solve for x
    x = 614,227,153,749.34/887,903.76
  6. Step 6: Final answer
    x = 691,772.22

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