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Finding the Fourth Proportional to 407,576.07, 611,363.70 and 267,301.89

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Solution

The fourth proportional to 407,576.07, 611,363.70 and 267,301.89 is: 400,952.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,576.07 : 611,363.70 = 267,301.89 : x
  2. Step 2: Convert to fraction form
    407,576.07/611,363.70 = 267,301.89/x
  3. Step 3: Cross multiply
    407,576.07x = 611,363.70 × 267,301.89
  4. Step 4: Simplify right side
    407,576.07x = 163,418,672,487.39
  5. Step 5: Solve for x
    x = 163,418,672,487.39/407,576.07
  6. Step 6: Final answer
    x = 400,952.57

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