Home / 1,253,206.15-1,879,845.67-306,576.56

Finding the Fourth Proportional to 1,253,206.15, 1,879,845.67 and 306,576.56

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Solution

The fourth proportional to 1,253,206.15, 1,879,845.67 and 306,576.56 is: 459,873.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,206.15 : 1,879,845.67 = 306,576.56 : x
  2. Step 2: Convert to fraction form
    1,253,206.15/1,879,845.67 = 306,576.56/x
  3. Step 3: Cross multiply
    1,253,206.15x = 1,879,845.67 × 306,576.56
  4. Step 4: Simplify right side
    1,253,206.15x = 576,316,623,922.33
  5. Step 5: Solve for x
    x = 576,316,623,922.33/1,253,206.15
  6. Step 6: Final answer
    x = 459,873.76

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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.