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Finding the Third Proportional to 3,640,236.75 and 7,899,259.50

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Solution

The third proportional to 3,640,236.75 and 7,899,259.50 is: 17,141,275.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,236.75 : 7,899,259.50 = 7,899,259.50 : x
  2. Step 2: Convert to fraction form
    3,640,236.75/7,899,259.50 = 7,899,259.50/x
  3. Step 3: Cross multiply
    3,640,236.75x = 7,899,259.50 × 7,899,259.50
  4. Step 4: Simplify right side
    3,640,236.75x = 62,398,300,648,340.25
  5. Step 5: Solve for x
    x = 62,398,300,648,340.25/3,640,236.75
  6. Step 6: Final answer
    x = 17,141,275.40

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.