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Finding the Third Proportional to 3,612,960 and 4,921,072.50

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Solution

The third proportional to 3,612,960 and 4,921,072.50 is: 6,702,801.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,960 : 4,921,072.50 = 4,921,072.50 : x
  2. Step 2: Convert to fraction form
    3,612,960/4,921,072.50 = 4,921,072.50/x
  3. Step 3: Cross multiply
    3,612,960x = 4,921,072.50 × 4,921,072.50
  4. Step 4: Simplify right side
    3,612,960x = 24,216,954,550,256.25
  5. Step 5: Solve for x
    x = 24,216,954,550,256.25/3,612,960
  6. Step 6: Final answer
    x = 6,702,801.73

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.