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Finding the Fourth Proportional to 296.61, 441.95 and 264.27

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Solution

The fourth proportional to 296.61, 441.95 and 264.27 is: 393.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.61 : 441.95 = 264.27 : x
  2. Step 2: Convert to fraction form
    296.61/441.95 = 264.27/x
  3. Step 3: Cross multiply
    296.61x = 441.95 × 264.27
  4. Step 4: Simplify right side
    296.61x = 116,794.46
  5. Step 5: Solve for x
    x = 116,794.46/296.61
  6. Step 6: Final answer
    x = 393.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.