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Finding the Fourth Proportional to 596.95, 824.06 and 400.57

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Solution

The fourth proportional to 596.95, 824.06 and 400.57 is: 552.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.95 : 824.06 = 400.57 : x
  2. Step 2: Convert to fraction form
    596.95/824.06 = 400.57/x
  3. Step 3: Cross multiply
    596.95x = 824.06 × 400.57
  4. Step 4: Simplify right side
    596.95x = 330,093.71
  5. Step 5: Solve for x
    x = 330,093.71/596.95
  6. Step 6: Final answer
    x = 552.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.