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Finding the Third Proportional to 18,358,305 and 39,959,566.50

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Solution

The third proportional to 18,358,305 and 39,959,566.50 is: 86,977,907.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,358,305 : 39,959,566.50 = 39,959,566.50 : x
  2. Step 2: Convert to fraction form
    18,358,305/39,959,566.50 = 39,959,566.50/x
  3. Step 3: Cross multiply
    18,358,305x = 39,959,566.50 × 39,959,566.50
  4. Step 4: Simplify right side
    18,358,305x = 1,596,766,954,867,922.25
  5. Step 5: Solve for x
    x = 1,596,766,954,867,922.25/18,358,305
  6. Step 6: Final answer
    x = 86,977,907.54

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.