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Finding the Fourth Proportional to 364.35, 502.53 and 271.11

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Solution

The fourth proportional to 364.35, 502.53 and 271.11 is: 373.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.35 : 502.53 = 271.11 : x
  2. Step 2: Convert to fraction form
    364.35/502.53 = 271.11/x
  3. Step 3: Cross multiply
    364.35x = 502.53 × 271.11
  4. Step 4: Simplify right side
    364.35x = 136,240.91
  5. Step 5: Solve for x
    x = 136,240.91/364.35
  6. Step 6: Final answer
    x = 373.93

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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.