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Finding the Third Proportional to 48,619,219 and 74,163,603

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Solution

The third proportional to 48,619,219 and 74,163,603 is: 113,128,925.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,619,219 : 74,163,603 = 74,163,603 : x
  2. Step 2: Convert to fraction form
    48,619,219/74,163,603 = 74,163,603/x
  3. Step 3: Cross multiply
    48,619,219x = 74,163,603 × 74,163,603
  4. Step 4: Simplify right side
    48,619,219x = 5,500,240,009,941,609
  5. Step 5: Solve for x
    x = 5,500,240,009,941,609/48,619,219
  6. Step 6: Final answer
    x = 113,128,925.62

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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.