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Finding the Fourth Proportional to 370.94, 556.28 and 175.92

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Solution

The fourth proportional to 370.94, 556.28 and 175.92 is: 263.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.94 : 556.28 = 175.92 : x
  2. Step 2: Convert to fraction form
    370.94/556.28 = 175.92/x
  3. Step 3: Cross multiply
    370.94x = 556.28 × 175.92
  4. Step 4: Simplify right side
    370.94x = 97,860.78
  5. Step 5: Solve for x
    x = 97,860.78/370.94
  6. Step 6: Final answer
    x = 263.82

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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.