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Finding the Third Proportional to 1,118,868 and 1,720,773

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Solution

The third proportional to 1,118,868 and 1,720,773 is: 2,646,478.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,868 : 1,720,773 = 1,720,773 : x
  2. Step 2: Convert to fraction form
    1,118,868/1,720,773 = 1,720,773/x
  3. Step 3: Cross multiply
    1,118,868x = 1,720,773 × 1,720,773
  4. Step 4: Simplify right side
    1,118,868x = 2,961,059,717,529
  5. Step 5: Solve for x
    x = 2,961,059,717,529/1,118,868
  6. Step 6: Final answer
    x = 2,646,478.15

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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.