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Finding the Third Proportional to 159,330 and 232,420.50

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Solution

The third proportional to 159,330 and 232,420.50 is: 339,040.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,330 : 232,420.50 = 232,420.50 : x
  2. Step 2: Convert to fraction form
    159,330/232,420.50 = 232,420.50/x
  3. Step 3: Cross multiply
    159,330x = 232,420.50 × 232,420.50
  4. Step 4: Simplify right side
    159,330x = 54,019,288,820.25
  5. Step 5: Solve for x
    x = 54,019,288,820.25/159,330
  6. Step 6: Final answer
    x = 339,040.29

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.