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Finding the Fourth Proportional to 568.56, 848.08 and 476.24

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Solution

The fourth proportional to 568.56, 848.08 and 476.24 is: 710.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.56 : 848.08 = 476.24 : x
  2. Step 2: Convert to fraction form
    568.56/848.08 = 476.24/x
  3. Step 3: Cross multiply
    568.56x = 848.08 × 476.24
  4. Step 4: Simplify right side
    568.56x = 403,889.62
  5. Step 5: Solve for x
    x = 403,889.62/568.56
  6. Step 6: Final answer
    x = 710.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.