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Finding the Third Proportional to 60,512,841.75 and 90,831,228

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Solution

The third proportional to 60,512,841.75 and 90,831,228 is: 136,339,853.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,512,841.75 : 90,831,228 = 90,831,228 : x
  2. Step 2: Convert to fraction form
    60,512,841.75/90,831,228 = 90,831,228/x
  3. Step 3: Cross multiply
    60,512,841.75x = 90,831,228 × 90,831,228
  4. Step 4: Simplify right side
    60,512,841.75x = 8,250,311,979,987,984
  5. Step 5: Solve for x
    x = 8,250,311,979,987,984/60,512,841.75
  6. Step 6: Final answer
    x = 136,339,853.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.