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Finding the Fourth Proportional to 652.84, 979.02 and 379

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Solution

The fourth proportional to 652.84, 979.02 and 379 is: 568.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    652.84 : 979.02 = 379 : x
  2. Step 2: Convert to fraction form
    652.84/979.02 = 379/x
  3. Step 3: Cross multiply
    652.84x = 979.02 × 379
  4. Step 4: Simplify right side
    652.84x = 371,048.58
  5. Step 5: Solve for x
    x = 371,048.58/652.84
  6. Step 6: Final answer
    x = 568.36

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