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Finding the Fourth Proportional to 476,564.64, 657,633.60 and 261,733.92

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Solution

The fourth proportional to 476,564.64, 657,633.60 and 261,733.92 is: 361,178.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,564.64 : 657,633.60 = 261,733.92 : x
  2. Step 2: Convert to fraction form
    476,564.64/657,633.60 = 261,733.92/x
  3. Step 3: Cross multiply
    476,564.64x = 657,633.60 × 261,733.92
  4. Step 4: Simplify right side
    476,564.64x = 172,125,020,051.71
  5. Step 5: Solve for x
    x = 172,125,020,051.71/476,564.64
  6. Step 6: Final answer
    x = 361,178.75

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