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Finding the Third Proportional to 1,543,167.70 and 3,380,555.25

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Solution

The third proportional to 1,543,167.70 and 3,380,555.25 is: 7,405,646.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,167.70 : 3,380,555.25 = 3,380,555.25 : x
  2. Step 2: Convert to fraction form
    1,543,167.70/3,380,555.25 = 3,380,555.25/x
  3. Step 3: Cross multiply
    1,543,167.70x = 3,380,555.25 × 3,380,555.25
  4. Step 4: Simplify right side
    1,543,167.70x = 11,428,153,798,302.56
  5. Step 5: Solve for x
    x = 11,428,153,798,302.56/1,543,167.70
  6. Step 6: Final answer
    x = 7,405,646.05

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.