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Finding the Third Proportional to 5,517,137.81 and 7,573,520.25

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Solution

The third proportional to 5,517,137.81 and 7,573,520.25 is: 10,396,370.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517,137.81 : 7,573,520.25 = 7,573,520.25 : x
  2. Step 2: Convert to fraction form
    5,517,137.81/7,573,520.25 = 7,573,520.25/x
  3. Step 3: Cross multiply
    5,517,137.81x = 7,573,520.25 × 7,573,520.25
  4. Step 4: Simplify right side
    5,517,137.81x = 57,358,208,977,160.06
  5. Step 5: Solve for x
    x = 57,358,208,977,160.06/5,517,137.81
  6. Step 6: Final answer
    x = 10,396,370.53

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.