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Finding the Third Proportional to 1,870,862.34 and 4,041,100.69

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Solution

The third proportional to 1,870,862.34 and 4,041,100.69 is: 8,728,859.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,862.34 : 4,041,100.69 = 4,041,100.69 : x
  2. Step 2: Convert to fraction form
    1,870,862.34/4,041,100.69 = 4,041,100.69/x
  3. Step 3: Cross multiply
    1,870,862.34x = 4,041,100.69 × 4,041,100.69
  4. Step 4: Simplify right side
    1,870,862.34x = 16,330,494,766,512.97
  5. Step 5: Solve for x
    x = 16,330,494,766,512.97/1,870,862.34
  6. Step 6: Final answer
    x = 8,728,859.62

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.