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Finding the Third Proportional to 398,040.75 and 595,603.13

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Solution

The third proportional to 398,040.75 and 595,603.13 is: 891,223.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,040.75 : 595,603.13 = 595,603.13 : x
  2. Step 2: Convert to fraction form
    398,040.75/595,603.13 = 595,603.13/x
  3. Step 3: Cross multiply
    398,040.75x = 595,603.13 × 595,603.13
  4. Step 4: Simplify right side
    398,040.75x = 354,743,082,509.77
  5. Step 5: Solve for x
    x = 354,743,082,509.77/398,040.75
  6. Step 6: Final answer
    x = 891,223.03

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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.