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Finding the Fourth Proportional to 473.62, 651.78 and 362.66

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Solution

The fourth proportional to 473.62, 651.78 and 362.66 is: 499.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.62 : 651.78 = 362.66 : x
  2. Step 2: Convert to fraction form
    473.62/651.78 = 362.66/x
  3. Step 3: Cross multiply
    473.62x = 651.78 × 362.66
  4. Step 4: Simplify right side
    473.62x = 236,374.53
  5. Step 5: Solve for x
    x = 236,374.53/473.62
  6. Step 6: Final answer
    x = 499.08

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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.