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Finding the Third Proportional to 1,533.94 and 3,885.47

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Solution

The third proportional to 1,533.94 and 3,885.47 is: 9,841.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533.94 : 3,885.47 = 3,885.47 : x
  2. Step 2: Convert to fraction form
    1,533.94/3,885.47 = 3,885.47/x
  3. Step 3: Cross multiply
    1,533.94x = 3,885.47 × 3,885.47
  4. Step 4: Simplify right side
    1,533.94x = 15,096,867.41
  5. Step 5: Solve for x
    x = 15,096,867.41/1,533.94
  6. Step 6: Final answer
    x = 9,841.91

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Why These Related Problems?

These problems maintain the same ratio (2.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.