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Finding the Fourth Proportional to 493.84, 740.06 and 362.82

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Solution

The fourth proportional to 493.84, 740.06 and 362.82 is: 543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    493.84 : 740.06 = 362.82 : x
  2. Step 2: Convert to fraction form
    493.84/740.06 = 362.82/x
  3. Step 3: Cross multiply
    493.84x = 740.06 × 362.82
  4. Step 4: Simplify right side
    493.84x = 268,503.05
  5. Step 5: Solve for x
    x = 268,503.05/493.84
  6. Step 6: Final answer
    x = 543.70

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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.