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Finding the Third Proportional to 1,869,187.50 and 2,800,665

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Solution

The third proportional to 1,869,187.50 and 2,800,665 is: 4,196,328.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,187.50 : 2,800,665 = 2,800,665 : x
  2. Step 2: Convert to fraction form
    1,869,187.50/2,800,665 = 2,800,665/x
  3. Step 3: Cross multiply
    1,869,187.50x = 2,800,665 × 2,800,665
  4. Step 4: Simplify right side
    1,869,187.50x = 7,843,724,442,225
  5. Step 5: Solve for x
    x = 7,843,724,442,225/1,869,187.50
  6. Step 6: Final answer
    x = 4,196,328.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.