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Finding the Fourth Proportional to 1,497.56, 2,247.36 and 523.66

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Solution

The fourth proportional to 1,497.56, 2,247.36 and 523.66 is: 785.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497.56 : 2,247.36 = 523.66 : x
  2. Step 2: Convert to fraction form
    1,497.56/2,247.36 = 523.66/x
  3. Step 3: Cross multiply
    1,497.56x = 2,247.36 × 523.66
  4. Step 4: Simplify right side
    1,497.56x = 1,176,852.54
  5. Step 5: Solve for x
    x = 1,176,852.54/1,497.56
  6. Step 6: Final answer
    x = 785.85

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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.