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Finding the Third Proportional to 2,961,372.50 and 4,478,509

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Solution

The third proportional to 2,961,372.50 and 4,478,509 is: 6,772,887.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961,372.50 : 4,478,509 = 4,478,509 : x
  2. Step 2: Convert to fraction form
    2,961,372.50/4,478,509 = 4,478,509/x
  3. Step 3: Cross multiply
    2,961,372.50x = 4,478,509 × 4,478,509
  4. Step 4: Simplify right side
    2,961,372.50x = 20,057,042,863,081
  5. Step 5: Solve for x
    x = 20,057,042,863,081/2,961,372.50
  6. Step 6: Final answer
    x = 6,772,887.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.