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Finding the Third Proportional to 52,110,990 and 69,473,430

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Solution

The third proportional to 52,110,990 and 69,473,430 is: 92,620,721.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,110,990 : 69,473,430 = 69,473,430 : x
  2. Step 2: Convert to fraction form
    52,110,990/69,473,430 = 69,473,430/x
  3. Step 3: Cross multiply
    52,110,990x = 69,473,430 × 69,473,430
  4. Step 4: Simplify right side
    52,110,990x = 4,826,557,475,964,900
  5. Step 5: Solve for x
    x = 4,826,557,475,964,900/52,110,990
  6. Step 6: Final answer
    x = 92,620,721.19

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.