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Finding the Third Proportional to 786,222 and 1,719,655

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Solution

The third proportional to 786,222 and 1,719,655 is: 3,761,295.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,222 : 1,719,655 = 1,719,655 : x
  2. Step 2: Convert to fraction form
    786,222/1,719,655 = 1,719,655/x
  3. Step 3: Cross multiply
    786,222x = 1,719,655 × 1,719,655
  4. Step 4: Simplify right side
    786,222x = 2,957,213,319,025
  5. Step 5: Solve for x
    x = 2,957,213,319,025/786,222
  6. Step 6: Final answer
    x = 3,761,295.56

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.