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Finding the Fourth Proportional to 357.91, 537.14 and 175.46

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Solution

The fourth proportional to 357.91, 537.14 and 175.46 is: 263.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    357.91 : 537.14 = 175.46 : x
  2. Step 2: Convert to fraction form
    357.91/537.14 = 175.46/x
  3. Step 3: Cross multiply
    357.91x = 537.14 × 175.46
  4. Step 4: Simplify right side
    357.91x = 94,244.34
  5. Step 5: Solve for x
    x = 94,244.34/357.91
  6. Step 6: Final answer
    x = 263.32

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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.