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Finding the Fourth Proportional to 497.93, 746.67 and 266.75

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Solution

The fourth proportional to 497.93, 746.67 and 266.75 is: 400.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    497.93 : 746.67 = 266.75 : x
  2. Step 2: Convert to fraction form
    497.93/746.67 = 266.75/x
  3. Step 3: Cross multiply
    497.93x = 746.67 × 266.75
  4. Step 4: Simplify right side
    497.93x = 199,170.49
  5. Step 5: Solve for x
    x = 199,170.49/497.93
  6. Step 6: Final answer
    x = 400.00

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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.