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Finding the Third Proportional to 857,110.50 and 1,866,609

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Solution

The third proportional to 857,110.50 and 1,866,609 is: 4,065,087.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,110.50 : 1,866,609 = 1,866,609 : x
  2. Step 2: Convert to fraction form
    857,110.50/1,866,609 = 1,866,609/x
  3. Step 3: Cross multiply
    857,110.50x = 1,866,609 × 1,866,609
  4. Step 4: Simplify right side
    857,110.50x = 3,484,229,158,881
  5. Step 5: Solve for x
    x = 3,484,229,158,881/857,110.50
  6. Step 6: Final answer
    x = 4,065,087.48

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.