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Finding the Fourth Proportional to 537.84, 741.69 and 463.39

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Solution

The fourth proportional to 537.84, 741.69 and 463.39 is: 639.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.84 : 741.69 = 463.39 : x
  2. Step 2: Convert to fraction form
    537.84/741.69 = 463.39/x
  3. Step 3: Cross multiply
    537.84x = 741.69 × 463.39
  4. Step 4: Simplify right side
    537.84x = 343,689.87
  5. Step 5: Solve for x
    x = 343,689.87/537.84
  6. Step 6: Final answer
    x = 639.02

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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.