Home / 455,568.68-683,435.82-227,983.16

Finding the Fourth Proportional to 455,568.68, 683,435.82 and 227,983.16

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Solution

The fourth proportional to 455,568.68, 683,435.82 and 227,983.16 is: 342,016.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,568.68 : 683,435.82 = 227,983.16 : x
  2. Step 2: Convert to fraction form
    455,568.68/683,435.82 = 227,983.16/x
  3. Step 3: Cross multiply
    455,568.68x = 683,435.82 × 227,983.16
  4. Step 4: Simplify right side
    455,568.68x = 155,811,857,900.79
  5. Step 5: Solve for x
    x = 155,811,857,900.79/455,568.68
  6. Step 6: Final answer
    x = 342,016.18

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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.