Home / 649,638.92-974,626.52-200,349.87

Finding the Fourth Proportional to 649,638.92, 974,626.52 and 200,349.87

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Solution

The fourth proportional to 649,638.92, 974,626.52 and 200,349.87 is: 300,576.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,638.92 : 974,626.52 = 200,349.87 : x
  2. Step 2: Convert to fraction form
    649,638.92/974,626.52 = 200,349.87/x
  3. Step 3: Cross multiply
    649,638.92x = 974,626.52 × 200,349.87
  4. Step 4: Simplify right side
    649,638.92x = 195,266,295,578.80
  5. Step 5: Solve for x
    x = 195,266,295,578.80/649,638.92
  6. Step 6: Final answer
    x = 300,576.66

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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.