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Finding the Fourth Proportional to 536.60, 741.10 and 371.32

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Solution

The fourth proportional to 536.60, 741.10 and 371.32 is: 512.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.60 : 741.10 = 371.32 : x
  2. Step 2: Convert to fraction form
    536.60/741.10 = 371.32/x
  3. Step 3: Cross multiply
    536.60x = 741.10 × 371.32
  4. Step 4: Simplify right side
    536.60x = 275,185.25
  5. Step 5: Solve for x
    x = 275,185.25/536.60
  6. Step 6: Final answer
    x = 512.83

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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.