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Finding the Third Proportional to 1,870,770.94 and 4,029,751.69

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Solution

The third proportional to 1,870,770.94 and 4,029,751.69 is: 8,680,324.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,770.94 : 4,029,751.69 = 4,029,751.69 : x
  2. Step 2: Convert to fraction form
    1,870,770.94/4,029,751.69 = 4,029,751.69/x
  3. Step 3: Cross multiply
    1,870,770.94x = 4,029,751.69 × 4,029,751.69
  4. Step 4: Simplify right side
    1,870,770.94x = 16,238,898,662,909.10
  5. Step 5: Solve for x
    x = 16,238,898,662,909.10/1,870,770.94
  6. Step 6: Final answer
    x = 8,680,324.43

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.