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Finding the Fourth Proportional to 536.73, 740.78 and 337.74

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Solution

The fourth proportional to 536.73, 740.78 and 337.74 is: 466.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.73 : 740.78 = 337.74 : x
  2. Step 2: Convert to fraction form
    536.73/740.78 = 337.74/x
  3. Step 3: Cross multiply
    536.73x = 740.78 × 337.74
  4. Step 4: Simplify right side
    536.73x = 250,191.04
  5. Step 5: Solve for x
    x = 250,191.04/536.73
  6. Step 6: Final answer
    x = 466.14

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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.