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Finding the Fourth Proportional to 588.15, 882.37 and 578.36

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Solution

The fourth proportional to 588.15, 882.37 and 578.36 is: 867.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.15 : 882.37 = 578.36 : x
  2. Step 2: Convert to fraction form
    588.15/882.37 = 578.36/x
  3. Step 3: Cross multiply
    588.15x = 882.37 × 578.36
  4. Step 4: Simplify right side
    588.15x = 510,329.37
  5. Step 5: Solve for x
    x = 510,329.37/588.15
  6. Step 6: Final answer
    x = 867.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.