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Finding the Fourth Proportional to 341.63, 471.52 and 199.93

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Solution

The fourth proportional to 341.63, 471.52 and 199.93 is: 275.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.63 : 471.52 = 199.93 : x
  2. Step 2: Convert to fraction form
    341.63/471.52 = 199.93/x
  3. Step 3: Cross multiply
    341.63x = 471.52 × 199.93
  4. Step 4: Simplify right side
    341.63x = 94,269.62
  5. Step 5: Solve for x
    x = 94,269.62/341.63
  6. Step 6: Final answer
    x = 275.94

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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.