Home / 412,182.29-618,285.62-351,830.26

Finding the Fourth Proportional to 412,182.29, 618,285.62 and 351,830.26

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Solution

The fourth proportional to 412,182.29, 618,285.62 and 351,830.26 is: 527,755.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,182.29 : 618,285.62 = 351,830.26 : x
  2. Step 2: Convert to fraction form
    412,182.29/618,285.62 = 351,830.26/x
  3. Step 3: Cross multiply
    412,182.29x = 618,285.62 × 351,830.26
  4. Step 4: Simplify right side
    412,182.29x = 217,531,590,438.86
  5. Step 5: Solve for x
    x = 217,531,590,438.86/412,182.29
  6. Step 6: Final answer
    x = 527,755.79

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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.