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Finding the Third Proportional to 911,819 and 2,110,875

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Solution

The third proportional to 911,819 and 2,110,875 is: 4,886,708.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,819 : 2,110,875 = 2,110,875 : x
  2. Step 2: Convert to fraction form
    911,819/2,110,875 = 2,110,875/x
  3. Step 3: Cross multiply
    911,819x = 2,110,875 × 2,110,875
  4. Step 4: Simplify right side
    911,819x = 4,455,793,265,625
  5. Step 5: Solve for x
    x = 4,455,793,265,625/911,819
  6. Step 6: Final answer
    x = 4,886,708.07

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.