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Finding the Fourth Proportional to 476,416.62, 657,456.08 and 261,570.53

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Solution

The fourth proportional to 476,416.62, 657,456.08 and 261,570.53 is: 360,967.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,416.62 : 657,456.08 = 261,570.53 : x
  2. Step 2: Convert to fraction form
    476,416.62/657,456.08 = 261,570.53/x
  3. Step 3: Cross multiply
    476,416.62x = 657,456.08 × 261,570.53
  4. Step 4: Simplify right side
    476,416.62x = 171,971,135,633.11
  5. Step 5: Solve for x
    x = 171,971,135,633.11/476,416.62
  6. Step 6: Final answer
    x = 360,967.96

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