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Finding the Fourth Proportional to 233.45, 322.35 and 175.53

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Solution

The fourth proportional to 233.45, 322.35 and 175.53 is: 242.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.45 : 322.35 = 175.53 : x
  2. Step 2: Convert to fraction form
    233.45/322.35 = 175.53/x
  3. Step 3: Cross multiply
    233.45x = 322.35 × 175.53
  4. Step 4: Simplify right side
    233.45x = 56,582.10
  5. Step 5: Solve for x
    x = 56,582.10/233.45
  6. Step 6: Final answer
    x = 242.38

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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.