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Finding the Third Proportional to 786,685.50 and 1,190,655

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Solution

The third proportional to 786,685.50 and 1,190,655 is: 1,802,066.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,685.50 : 1,190,655 = 1,190,655 : x
  2. Step 2: Convert to fraction form
    786,685.50/1,190,655 = 1,190,655/x
  3. Step 3: Cross multiply
    786,685.50x = 1,190,655 × 1,190,655
  4. Step 4: Simplify right side
    786,685.50x = 1,417,659,329,025
  5. Step 5: Solve for x
    x = 1,417,659,329,025/786,685.50
  6. Step 6: Final answer
    x = 1,802,066.17

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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.