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Finding the Third Proportional to 15,648,378 and 33,610,600.50

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Solution

The third proportional to 15,648,378 and 33,610,600.50 is: 72,191,026.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,648,378 : 33,610,600.50 = 33,610,600.50 : x
  2. Step 2: Convert to fraction form
    15,648,378/33,610,600.50 = 33,610,600.50/x
  3. Step 3: Cross multiply
    15,648,378x = 33,610,600.50 × 33,610,600.50
  4. Step 4: Simplify right side
    15,648,378x = 1,129,672,465,970,600.25
  5. Step 5: Solve for x
    x = 1,129,672,465,970,600.25/15,648,378
  6. Step 6: Final answer
    x = 72,191,026.19

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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.