Home / 785,925.92-1,178,896.96-629,150.96

Finding the Fourth Proportional to 785,925.92, 1,178,896.96 and 629,150.96

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Solution

The fourth proportional to 785,925.92, 1,178,896.96 and 629,150.96 is: 943,732.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,925.92 : 1,178,896.96 = 629,150.96 : x
  2. Step 2: Convert to fraction form
    785,925.92/1,178,896.96 = 629,150.96/x
  3. Step 3: Cross multiply
    785,925.92x = 1,178,896.96 × 629,150.96
  4. Step 4: Simplify right side
    785,925.92x = 741,704,154,125.08
  5. Step 5: Solve for x
    x = 741,704,154,125.08/785,925.92
  6. Step 6: Final answer
    x = 943,732.91

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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.