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Finding the Third Proportional to 789,858.84 and 1,191,763.13

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Solution

The third proportional to 789,858.84 and 1,191,763.13 is: 1,798,168.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,858.84 : 1,191,763.13 = 1,191,763.13 : x
  2. Step 2: Convert to fraction form
    789,858.84/1,191,763.13 = 1,191,763.13/x
  3. Step 3: Cross multiply
    789,858.84x = 1,191,763.13 × 1,191,763.13
  4. Step 4: Simplify right side
    789,858.84x = 1,420,299,346,109.77
  5. Step 5: Solve for x
    x = 1,420,299,346,109.77/789,858.84
  6. Step 6: Final answer
    x = 1,798,168.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.