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Finding the Third Proportional to 610,447.50 and 898,021.50

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Solution

The third proportional to 610,447.50 and 898,021.50 is: 1,321,067.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,447.50 : 898,021.50 = 898,021.50 : x
  2. Step 2: Convert to fraction form
    610,447.50/898,021.50 = 898,021.50/x
  3. Step 3: Cross multiply
    610,447.50x = 898,021.50 × 898,021.50
  4. Step 4: Simplify right side
    610,447.50x = 806,442,614,462.25
  5. Step 5: Solve for x
    x = 806,442,614,462.25/610,447.50
  6. Step 6: Final answer
    x = 1,321,067.93

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.