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Finding the Fourth Proportional to 710,668.15, 1,065,885.46 and 255,165.09

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Solution

The fourth proportional to 710,668.15, 1,065,885.46 and 255,165.09 is: 382,705.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,668.15 : 1,065,885.46 = 255,165.09 : x
  2. Step 2: Convert to fraction form
    710,668.15/1,065,885.46 = 255,165.09/x
  3. Step 3: Cross multiply
    710,668.15x = 1,065,885.46 × 255,165.09
  4. Step 4: Simplify right side
    710,668.15x = 271,976,759,330.59
  5. Step 5: Solve for x
    x = 271,976,759,330.59/710,668.15
  6. Step 6: Final answer
    x = 382,705.71

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