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Finding the Fourth Proportional to 1,795.74, 2,693.29 and 497.31

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Solution

The fourth proportional to 1,795.74, 2,693.29 and 497.31 is: 745.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795.74 : 2,693.29 = 497.31 : x
  2. Step 2: Convert to fraction form
    1,795.74/2,693.29 = 497.31/x
  3. Step 3: Cross multiply
    1,795.74x = 2,693.29 × 497.31
  4. Step 4: Simplify right side
    1,795.74x = 1,339,400.05
  5. Step 5: Solve for x
    x = 1,339,400.05/1,795.74
  6. Step 6: Final answer
    x = 745.88

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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.