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Finding the Third Proportional to 2,999,512.69 and 4,530,790.69

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Solution

The third proportional to 2,999,512.69 and 4,530,790.69 is: 6,843,799.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,512.69 : 4,530,790.69 = 4,530,790.69 : x
  2. Step 2: Convert to fraction form
    2,999,512.69/4,530,790.69 = 4,530,790.69/x
  3. Step 3: Cross multiply
    2,999,512.69x = 4,530,790.69 × 4,530,790.69
  4. Step 4: Simplify right side
    2,999,512.69x = 20,528,064,253,936.72
  5. Step 5: Solve for x
    x = 20,528,064,253,936.72/2,999,512.69
  6. Step 6: Final answer
    x = 6,843,799.77

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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.