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Finding the Fourth Proportional to 536.01, 739.75 and 326.17

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Solution

The fourth proportional to 536.01, 739.75 and 326.17 is: 450.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.01 : 739.75 = 326.17 : x
  2. Step 2: Convert to fraction form
    536.01/739.75 = 326.17/x
  3. Step 3: Cross multiply
    536.01x = 739.75 × 326.17
  4. Step 4: Simplify right side
    536.01x = 241,284.26
  5. Step 5: Solve for x
    x = 241,284.26/536.01
  6. Step 6: Final answer
    x = 450.15

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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.