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Finding the Fourth Proportional to 1,497.33, 2,245.89 and 523.50

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Solution

The fourth proportional to 1,497.33, 2,245.89 and 523.50 is: 785.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497.33 : 2,245.89 = 523.50 : x
  2. Step 2: Convert to fraction form
    1,497.33/2,245.89 = 523.50/x
  3. Step 3: Cross multiply
    1,497.33x = 2,245.89 × 523.50
  4. Step 4: Simplify right side
    1,497.33x = 1,175,723.42
  5. Step 5: Solve for x
    x = 1,175,723.42/1,497.33
  6. Step 6: Final answer
    x = 785.21

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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.