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Finding the Fourth Proportional to 463.43, 695.60 and 341.35

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Solution

The fourth proportional to 463.43, 695.60 and 341.35 is: 512.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.43 : 695.60 = 341.35 : x
  2. Step 2: Convert to fraction form
    463.43/695.60 = 341.35/x
  3. Step 3: Cross multiply
    463.43x = 695.60 × 341.35
  4. Step 4: Simplify right side
    463.43x = 237,443.06
  5. Step 5: Solve for x
    x = 237,443.06/463.43
  6. Step 6: Final answer
    x = 512.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.