Home / 649,614.20-974,421.79-176,299.56

Finding the Fourth Proportional to 649,614.20, 974,421.79 and 176,299.56

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Solution

The fourth proportional to 649,614.20, 974,421.79 and 176,299.56 is: 264,449.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,614.20 : 974,421.79 = 176,299.56 : x
  2. Step 2: Convert to fraction form
    649,614.20/974,421.79 = 176,299.56/x
  3. Step 3: Cross multiply
    649,614.20x = 974,421.79 × 176,299.56
  4. Step 4: Simplify right side
    649,614.20x = 171,790,132,390.66
  5. Step 5: Solve for x
    x = 171,790,132,390.66/649,614.20
  6. Step 6: Final answer
    x = 264,449.47

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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.