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Finding the Third Proportional to 2,938,595.75 and 4,540,879.88

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Solution

The third proportional to 2,938,595.75 and 4,540,879.88 is: 7,016,817.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,595.75 : 4,540,879.88 = 4,540,879.88 : x
  2. Step 2: Convert to fraction form
    2,938,595.75/4,540,879.88 = 4,540,879.88/x
  3. Step 3: Cross multiply
    2,938,595.75x = 4,540,879.88 × 4,540,879.88
  4. Step 4: Simplify right side
    2,938,595.75x = 20,619,590,039,180.02
  5. Step 5: Solve for x
    x = 20,619,590,039,180.02/2,938,595.75
  6. Step 6: Final answer
    x = 7,016,817.48

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.