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Finding the Third Proportional to 2,938,566.75 and 4,540,830.75

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Solution

The third proportional to 2,938,566.75 and 4,540,830.75 is: 7,016,734.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,566.75 : 4,540,830.75 = 4,540,830.75 : x
  2. Step 2: Convert to fraction form
    2,938,566.75/4,540,830.75 = 4,540,830.75/x
  3. Step 3: Cross multiply
    2,938,566.75x = 4,540,830.75 × 4,540,830.75
  4. Step 4: Simplify right side
    2,938,566.75x = 20,619,143,900,145.56
  5. Step 5: Solve for x
    x = 20,619,143,900,145.56/2,938,566.75
  6. Step 6: Final answer
    x = 7,016,734.91

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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.