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Finding the Third Proportional to 657,399.38 and 986,097.38

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Solution

The third proportional to 657,399.38 and 986,097.38 is: 1,479,143.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,399.38 : 986,097.38 = 986,097.38 : x
  2. Step 2: Convert to fraction form
    657,399.38/986,097.38 = 986,097.38/x
  3. Step 3: Cross multiply
    657,399.38x = 986,097.38 × 986,097.38
  4. Step 4: Simplify right side
    657,399.38x = 972,388,032,981.89
  5. Step 5: Solve for x
    x = 972,388,032,981.89/657,399.38
  6. Step 6: Final answer
    x = 1,479,143.53

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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.