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Finding the Fourth Proportional to 534.82, 738.39 and 410.24

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Solution

The fourth proportional to 534.82, 738.39 and 410.24 is: 566.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.82 : 738.39 = 410.24 : x
  2. Step 2: Convert to fraction form
    534.82/738.39 = 410.24/x
  3. Step 3: Cross multiply
    534.82x = 738.39 × 410.24
  4. Step 4: Simplify right side
    534.82x = 302,921.88
  5. Step 5: Solve for x
    x = 302,921.88/534.82
  6. Step 6: Final answer
    x = 566.40

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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.