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Finding the Fourth Proportional to 357.17, 536.01 and 174.71

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Solution

The fourth proportional to 357.17, 536.01 and 174.71 is: 262.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    357.17 : 536.01 = 174.71 : x
  2. Step 2: Convert to fraction form
    357.17/536.01 = 174.71/x
  3. Step 3: Cross multiply
    357.17x = 536.01 × 174.71
  4. Step 4: Simplify right side
    357.17x = 93,643.63
  5. Step 5: Solve for x
    x = 93,643.63/357.17
  6. Step 6: Final answer
    x = 262.19

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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.