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Finding the Fourth Proportional to 597.54, 824.61 and 401.32

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Solution

The fourth proportional to 597.54, 824.61 and 401.32 is: 553.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.54 : 824.61 = 401.32 : x
  2. Step 2: Convert to fraction form
    597.54/824.61 = 401.32/x
  3. Step 3: Cross multiply
    597.54x = 824.61 × 401.32
  4. Step 4: Simplify right side
    597.54x = 330,932.49
  5. Step 5: Solve for x
    x = 330,932.49/597.54
  6. Step 6: Final answer
    x = 553.82

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Double scale
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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.