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Finding the Third Proportional to 1,869,174.63 and 2,800,653

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Solution

The third proportional to 1,869,174.63 and 2,800,653 is: 4,196,321.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,174.63 : 2,800,653 = 2,800,653 : x
  2. Step 2: Convert to fraction form
    1,869,174.63/2,800,653 = 2,800,653/x
  3. Step 3: Cross multiply
    1,869,174.63x = 2,800,653 × 2,800,653
  4. Step 4: Simplify right side
    1,869,174.63x = 7,843,657,226,409
  5. Step 5: Solve for x
    x = 7,843,657,226,409/1,869,174.63
  6. Step 6: Final answer
    x = 4,196,321.26

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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.