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Finding the Third Proportional to 2,030.06 and 3,117.09

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Solution

The third proportional to 2,030.06 and 3,117.09 is: 4,786.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.06 : 3,117.09 = 3,117.09 : x
  2. Step 2: Convert to fraction form
    2,030.06/3,117.09 = 3,117.09/x
  3. Step 3: Cross multiply
    2,030.06x = 3,117.09 × 3,117.09
  4. Step 4: Simplify right side
    2,030.06x = 9,716,273.45
  5. Step 5: Solve for x
    x = 9,716,273.45/2,030.06
  6. Step 6: Final answer
    x = 4,786.19

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.