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Finding the Third Proportional to 74,787,372 and 114,882,562

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Solution

The third proportional to 74,787,372 and 114,882,562 is: 176,473,683.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,787,372 : 114,882,562 = 114,882,562 : x
  2. Step 2: Convert to fraction form
    74,787,372/114,882,562 = 114,882,562/x
  3. Step 3: Cross multiply
    74,787,372x = 114,882,562 × 114,882,562
  4. Step 4: Simplify right side
    74,787,372x = 13,198,003,051,683,844
  5. Step 5: Solve for x
    x = 13,198,003,051,683,844/74,787,372
  6. Step 6: Final answer
    x = 176,473,683.98

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.