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Finding the Fourth Proportional to 344.94, 476.00 and 205.07

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Solution

The fourth proportional to 344.94, 476.00 and 205.07 is: 282.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.94 : 476.00 = 205.07 : x
  2. Step 2: Convert to fraction form
    344.94/476.00 = 205.07/x
  3. Step 3: Cross multiply
    344.94x = 476.00 × 205.07
  4. Step 4: Simplify right side
    344.94x = 97,610.68
  5. Step 5: Solve for x
    x = 97,610.68/344.94
  6. Step 6: Final answer
    x = 282.98

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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.