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Finding the Fourth Proportional to 346.26, 477.76 and 241.47

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Solution

The fourth proportional to 346.26, 477.76 and 241.47 is: 333.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    346.26 : 477.76 = 241.47 : x
  2. Step 2: Convert to fraction form
    346.26/477.76 = 241.47/x
  3. Step 3: Cross multiply
    346.26x = 477.76 × 241.47
  4. Step 4: Simplify right side
    346.26x = 115,364.71
  5. Step 5: Solve for x
    x = 115,364.71/346.26
  6. Step 6: Final answer
    x = 333.17

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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.