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Finding the Fourth Proportional to 295.76, 440.52 and 294.16

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Solution

The fourth proportional to 295.76, 440.52 and 294.16 is: 438.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.76 : 440.52 = 294.16 : x
  2. Step 2: Convert to fraction form
    295.76/440.52 = 294.16/x
  3. Step 3: Cross multiply
    295.76x = 440.52 × 294.16
  4. Step 4: Simplify right side
    295.76x = 129,583.36
  5. Step 5: Solve for x
    x = 129,583.36/295.76
  6. Step 6: Final answer
    x = 438.14

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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.