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Finding the Fourth Proportional to 651.24, 976.68 and 568.26

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Solution

The fourth proportional to 651.24, 976.68 and 568.26 is: 852.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    651.24 : 976.68 = 568.26 : x
  2. Step 2: Convert to fraction form
    651.24/976.68 = 568.26/x
  3. Step 3: Cross multiply
    651.24x = 976.68 × 568.26
  4. Step 4: Simplify right side
    651.24x = 555,008.18
  5. Step 5: Solve for x
    x = 555,008.18/651.24
  6. Step 6: Final answer
    x = 852.23

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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.