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Finding the Fourth Proportional to 344.58, 476.15 and 246.17

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Solution

The fourth proportional to 344.58, 476.15 and 246.17 is: 340.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.58 : 476.15 = 246.17 : x
  2. Step 2: Convert to fraction form
    344.58/476.15 = 246.17/x
  3. Step 3: Cross multiply
    344.58x = 476.15 × 246.17
  4. Step 4: Simplify right side
    344.58x = 117,210.23
  5. Step 5: Solve for x
    x = 117,210.23/344.58
  6. Step 6: Final answer
    x = 340.15

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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.