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Finding the Fourth Proportional to 447,316.20, 617,061.09 and 265,899.09

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Solution

The fourth proportional to 447,316.20, 617,061.09 and 265,899.09 is: 366,800.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,316.20 : 617,061.09 = 265,899.09 : x
  2. Step 2: Convert to fraction form
    447,316.20/617,061.09 = 265,899.09/x
  3. Step 3: Cross multiply
    447,316.20x = 617,061.09 × 265,899.09
  4. Step 4: Simplify right side
    447,316.20x = 164,075,982,305.41
  5. Step 5: Solve for x
    x = 164,075,982,305.41/447,316.20
  6. Step 6: Final answer
    x = 366,800.89

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