Home / 329,102.28-454,025.89-200,019.96

Finding the Fourth Proportional to 329,102.28, 454,025.89 and 200,019.96

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Solution

The fourth proportional to 329,102.28, 454,025.89 and 200,019.96 is: 275,945.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,102.28 : 454,025.89 = 200,019.96 : x
  2. Step 2: Convert to fraction form
    329,102.28/454,025.89 = 200,019.96/x
  3. Step 3: Cross multiply
    329,102.28x = 454,025.89 × 200,019.96
  4. Step 4: Simplify right side
    329,102.28x = 90,814,240,356.76
  5. Step 5: Solve for x
    x = 90,814,240,356.76/329,102.28
  6. Step 6: Final answer
    x = 275,945.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.