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Finding the Third Proportional to 8,281,109.25 and 18,097,485.75

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Solution

The third proportional to 8,281,109.25 and 18,097,485.75 is: 39,550,135.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281,109.25 : 18,097,485.75 = 18,097,485.75 : x
  2. Step 2: Convert to fraction form
    8,281,109.25/18,097,485.75 = 18,097,485.75/x
  3. Step 3: Cross multiply
    8,281,109.25x = 18,097,485.75 × 18,097,485.75
  4. Step 4: Simplify right side
    8,281,109.25x = 327,518,990,471,453.06
  5. Step 5: Solve for x
    x = 327,518,990,471,453.06/8,281,109.25
  6. Step 6: Final answer
    x = 39,550,135.20

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.