Home / 649,401.24-974,229.48-200,045.64

Finding the Fourth Proportional to 649,401.24, 974,229.48 and 200,045.64

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Solution

The fourth proportional to 649,401.24, 974,229.48 and 200,045.64 is: 300,107.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,401.24 : 974,229.48 = 200,045.64 : x
  2. Step 2: Convert to fraction form
    649,401.24/974,229.48 = 200,045.64/x
  3. Step 3: Cross multiply
    649,401.24x = 974,229.48 × 200,045.64
  4. Step 4: Simplify right side
    649,401.24x = 194,890,359,833.47
  5. Step 5: Solve for x
    x = 194,890,359,833.47/649,401.24
  6. Step 6: Final answer
    x = 300,107.77

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Double scale
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Similar ratio
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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.