Home / 452,948.68-679,609.26-200,095.72

Finding the Fourth Proportional to 452,948.68, 679,609.26 and 200,095.72

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Solution

The fourth proportional to 452,948.68, 679,609.26 and 200,095.72 is: 300,225.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,948.68 : 679,609.26 = 200,095.72 : x
  2. Step 2: Convert to fraction form
    452,948.68/679,609.26 = 200,095.72/x
  3. Step 3: Cross multiply
    452,948.68x = 679,609.26 × 200,095.72
  4. Step 4: Simplify right side
    452,948.68x = 135,986,904,198.37
  5. Step 5: Solve for x
    x = 135,986,904,198.37/452,948.68
  6. Step 6: Final answer
    x = 300,225.85

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1.5x scale

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.