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Finding the Fourth Proportional to 495.96, 744.23 and 188.02

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Solution

The fourth proportional to 495.96, 744.23 and 188.02 is: 282.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    495.96 : 744.23 = 188.02 : x
  2. Step 2: Convert to fraction form
    495.96/744.23 = 188.02/x
  3. Step 3: Cross multiply
    495.96x = 744.23 × 188.02
  4. Step 4: Simplify right side
    495.96x = 139,930.12
  5. Step 5: Solve for x
    x = 139,930.12/495.96
  6. Step 6: Final answer
    x = 282.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.