Home / 303,426.68-454,999.16-177,103.40

Finding the Fourth Proportional to 303,426.68, 454,999.16 and 177,103.40

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Solution

The fourth proportional to 303,426.68, 454,999.16 and 177,103.40 is: 265,572.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,426.68 : 454,999.16 = 177,103.40 : x
  2. Step 2: Convert to fraction form
    303,426.68/454,999.16 = 177,103.40/x
  3. Step 3: Cross multiply
    303,426.68x = 454,999.16 × 177,103.40
  4. Step 4: Simplify right side
    303,426.68x = 80,581,898,233.14
  5. Step 5: Solve for x
    x = 80,581,898,233.14/303,426.68
  6. Step 6: Final answer
    x = 265,572.88

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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.