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Finding the Fourth Proportional to 495.74, 743 and 373.62

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Solution

The fourth proportional to 495.74, 743 and 373.62 is: 559.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    495.74 : 743 = 373.62 : x
  2. Step 2: Convert to fraction form
    495.74/743 = 373.62/x
  3. Step 3: Cross multiply
    495.74x = 743 × 373.62
  4. Step 4: Simplify right side
    495.74x = 277,599.66
  5. Step 5: Solve for x
    x = 277,599.66/495.74
  6. Step 6: Final answer
    x = 559.97

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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.