Home / 951,960.90-1,428,006.15-303,485.70

Finding the Fourth Proportional to 951,960.90, 1,428,006.15 and 303,485.70

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Solution

The fourth proportional to 951,960.90, 1,428,006.15 and 303,485.70 is: 455,249.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,960.90 : 1,428,006.15 = 303,485.70 : x
  2. Step 2: Convert to fraction form
    951,960.90/1,428,006.15 = 303,485.70/x
  3. Step 3: Cross multiply
    951,960.90x = 1,428,006.15 × 303,485.70
  4. Step 4: Simplify right side
    951,960.90x = 433,379,446,037.06
  5. Step 5: Solve for x
    x = 433,379,446,037.06/951,960.90
  6. Step 6: Final answer
    x = 455,249.21

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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.