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Finding the Third Proportional to 571,536 and 1,218,989.25

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Solution

The third proportional to 571,536 and 1,218,989.25 is: 2,599,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,536 : 1,218,989.25 = 1,218,989.25 : x
  2. Step 2: Convert to fraction form
    571,536/1,218,989.25 = 1,218,989.25/x
  3. Step 3: Cross multiply
    571,536x = 1,218,989.25 × 1,218,989.25
  4. Step 4: Simplify right side
    571,536x = 1,485,934,791,615.56
  5. Step 5: Solve for x
    x = 1,485,934,791,615.56/571,536
  6. Step 6: Final answer
    x = 2,599,897.10

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.