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Finding the Fourth Proportional to 3,497.73, 5,245.36 and 1,031.89

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Solution

The fourth proportional to 3,497.73, 5,245.36 and 1,031.89 is: 1,547.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497.73 : 5,245.36 = 1,031.89 : x
  2. Step 2: Convert to fraction form
    3,497.73/5,245.36 = 1,031.89/x
  3. Step 3: Cross multiply
    3,497.73x = 5,245.36 × 1,031.89
  4. Step 4: Simplify right side
    3,497.73x = 5,412,634.53
  5. Step 5: Solve for x
    x = 5,412,634.53/3,497.73
  6. Step 6: Final answer
    x = 1,547.47

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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.