Home / 649,521.05-974,371.76-200,277.23

Finding the Fourth Proportional to 649,521.05, 974,371.76 and 200,277.23

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Solution

The fourth proportional to 649,521.05, 974,371.76 and 200,277.23 is: 300,443.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,521.05 : 974,371.76 = 200,277.23 : x
  2. Step 2: Convert to fraction form
    649,521.05/974,371.76 = 200,277.23/x
  3. Step 3: Cross multiply
    649,521.05x = 974,371.76 × 200,277.23
  4. Step 4: Simplify right side
    649,521.05x = 195,144,471,209.78
  5. Step 5: Solve for x
    x = 195,144,471,209.78/649,521.05
  6. Step 6: Final answer
    x = 300,443.65

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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.