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Finding the Fourth Proportional to 223.99, 309.04 and 175.01

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Solution

The fourth proportional to 223.99, 309.04 and 175.01 is: 241.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.99 : 309.04 = 175.01 : x
  2. Step 2: Convert to fraction form
    223.99/309.04 = 175.01/x
  3. Step 3: Cross multiply
    223.99x = 309.04 × 175.01
  4. Step 4: Simplify right side
    223.99x = 54,083.11
  5. Step 5: Solve for x
    x = 54,083.11/223.99
  6. Step 6: Final answer
    x = 241.46

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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.