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Finding the Third Proportional to 39,899,495.25 and 85,954,018.50

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Solution

The third proportional to 39,899,495.25 and 85,954,018.50 is: 185,167,587.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,899,495.25 : 85,954,018.50 = 85,954,018.50 : x
  2. Step 2: Convert to fraction form
    39,899,495.25/85,954,018.50 = 85,954,018.50/x
  3. Step 3: Cross multiply
    39,899,495.25x = 85,954,018.50 × 85,954,018.50
  4. Step 4: Simplify right side
    39,899,495.25x = 7,388,093,296,298,342
  5. Step 5: Solve for x
    x = 7,388,093,296,298,342/39,899,495.25
  6. Step 6: Final answer
    x = 185,167,587.96

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.