Home / 534,921.32-738,267.08-331,037.96

Finding the Fourth Proportional to 534,921.32, 738,267.08 and 331,037.96

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Solution

The fourth proportional to 534,921.32, 738,267.08 and 331,037.96 is: 456,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,921.32 : 738,267.08 = 331,037.96 : x
  2. Step 2: Convert to fraction form
    534,921.32/738,267.08 = 331,037.96/x
  3. Step 3: Cross multiply
    534,921.32x = 738,267.08 × 331,037.96
  4. Step 4: Simplify right side
    534,921.32x = 244,394,422,751.83
  5. Step 5: Solve for x
    x = 244,394,422,751.83/534,921.32
  6. Step 6: Final answer
    x = 456,879.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.