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Finding the Fourth Proportional to 596.78, 899.56 and 572.08

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Solution

The fourth proportional to 596.78, 899.56 and 572.08 is: 862.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.78 : 899.56 = 572.08 : x
  2. Step 2: Convert to fraction form
    596.78/899.56 = 572.08/x
  3. Step 3: Cross multiply
    596.78x = 899.56 × 572.08
  4. Step 4: Simplify right side
    596.78x = 514,620.28
  5. Step 5: Solve for x
    x = 514,620.28/596.78
  6. Step 6: Final answer
    x = 862.33

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.