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Finding the Third Proportional to 3,998.63 and 6,260.25

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Solution

The third proportional to 3,998.63 and 6,260.25 is: 9,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998.63 : 6,260.25 = 6,260.25 : x
  2. Step 2: Convert to fraction form
    3,998.63/6,260.25 = 6,260.25/x
  3. Step 3: Cross multiply
    3,998.63x = 6,260.25 × 6,260.25
  4. Step 4: Simplify right side
    3,998.63x = 39,190,730.06
  5. Step 5: Solve for x
    x = 39,190,730.06/3,998.63
  6. Step 6: Final answer
    x = 9,801.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.