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Finding the Third Proportional to 48,619,188 and 74,163,600

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Solution

The third proportional to 48,619,188 and 74,163,600 is: 113,128,988.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,619,188 : 74,163,600 = 74,163,600 : x
  2. Step 2: Convert to fraction form
    48,619,188/74,163,600 = 74,163,600/x
  3. Step 3: Cross multiply
    48,619,188x = 74,163,600 × 74,163,600
  4. Step 4: Simplify right side
    48,619,188x = 5,500,239,564,960,000
  5. Step 5: Solve for x
    x = 5,500,239,564,960,000/48,619,188
  6. Step 6: Final answer
    x = 113,128,988.60

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.