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Finding the Fourth Proportional to 248.36, 342.77 and 182.93

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Solution

The fourth proportional to 248.36, 342.77 and 182.93 is: 252.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.36 : 342.77 = 182.93 : x
  2. Step 2: Convert to fraction form
    248.36/342.77 = 182.93/x
  3. Step 3: Cross multiply
    248.36x = 342.77 × 182.93
  4. Step 4: Simplify right side
    248.36x = 62,700.29
  5. Step 5: Solve for x
    x = 62,700.29/248.36
  6. Step 6: Final answer
    x = 252.46

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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.