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Finding the Third Proportional to 1,011 and 2,488.50

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Solution

The third proportional to 1,011 and 2,488.50 is: 6,125.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011 : 2,488.50 = 2,488.50 : x
  2. Step 2: Convert to fraction form
    1,011/2,488.50 = 2,488.50/x
  3. Step 3: Cross multiply
    1,011x = 2,488.50 × 2,488.50
  4. Step 4: Simplify right side
    1,011x = 6,192,632.25
  5. Step 5: Solve for x
    x = 6,192,632.25/1,011
  6. Step 6: Final answer
    x = 6,125.25

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Why These Related Problems?

These problems maintain the same ratio (2.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.