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Finding the Fourth Proportional to 1,729.67, 2,594.44 and 497.08

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Solution

The fourth proportional to 1,729.67, 2,594.44 and 497.08 is: 745.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729.67 : 2,594.44 = 497.08 : x
  2. Step 2: Convert to fraction form
    1,729.67/2,594.44 = 497.08/x
  3. Step 3: Cross multiply
    1,729.67x = 2,594.44 × 497.08
  4. Step 4: Simplify right side
    1,729.67x = 1,289,628.78
  5. Step 5: Solve for x
    x = 1,289,628.78/1,729.67
  6. Step 6: Final answer
    x = 745.59

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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.