Home / 331,273.40-496,910.10-314,166.20

Finding the Fourth Proportional to 331,273.40, 496,910.10 and 314,166.20

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Solution

The fourth proportional to 331,273.40, 496,910.10 and 314,166.20 is: 471,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,273.40 : 496,910.10 = 314,166.20 : x
  2. Step 2: Convert to fraction form
    331,273.40/496,910.10 = 314,166.20/x
  3. Step 3: Cross multiply
    331,273.40x = 496,910.10 × 314,166.20
  4. Step 4: Simplify right side
    331,273.40x = 156,112,357,858.62
  5. Step 5: Solve for x
    x = 156,112,357,858.62/331,273.40
  6. Step 6: Final answer
    x = 471,249.30

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1.5x scale

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.