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Finding the Fourth Proportional to 596.82, 823.59 and 400.26

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Solution

The fourth proportional to 596.82, 823.59 and 400.26 is: 552.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.82 : 823.59 = 400.26 : x
  2. Step 2: Convert to fraction form
    596.82/823.59 = 400.26/x
  3. Step 3: Cross multiply
    596.82x = 823.59 × 400.26
  4. Step 4: Simplify right side
    596.82x = 329,650.13
  5. Step 5: Solve for x
    x = 329,650.13/596.82
  6. Step 6: Final answer
    x = 552.34

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Double scale
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1.5x scale

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.