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Finding the Third Proportional to 554,397.38 and 1,191,615

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Solution

The third proportional to 554,397.38 and 1,191,615 is: 2,561,242.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,397.38 : 1,191,615 = 1,191,615 : x
  2. Step 2: Convert to fraction form
    554,397.38/1,191,615 = 1,191,615/x
  3. Step 3: Cross multiply
    554,397.38x = 1,191,615 × 1,191,615
  4. Step 4: Simplify right side
    554,397.38x = 1,419,946,308,225
  5. Step 5: Solve for x
    x = 1,419,946,308,225/554,397.38
  6. Step 6: Final answer
    x = 2,561,242.84

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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.