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Finding the Fourth Proportional to 472,961.61, 652,700.97 and 258,115.59

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Solution

The fourth proportional to 472,961.61, 652,700.97 and 258,115.59 is: 356,207.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,961.61 : 652,700.97 = 258,115.59 : x
  2. Step 2: Convert to fraction form
    472,961.61/652,700.97 = 258,115.59/x
  3. Step 3: Cross multiply
    472,961.61x = 652,700.97 × 258,115.59
  4. Step 4: Simplify right side
    472,961.61x = 168,472,295,965.12
  5. Step 5: Solve for x
    x = 168,472,295,965.12/472,961.61
  6. Step 6: Final answer
    x = 356,207.13

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