Home / 969,428.20-1,454,207.10-329,722.60

Finding the Fourth Proportional to 969,428.20, 1,454,207.10 and 329,722.60

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Solution

The fourth proportional to 969,428.20, 1,454,207.10 and 329,722.60 is: 494,605.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,428.20 : 1,454,207.10 = 329,722.60 : x
  2. Step 2: Convert to fraction form
    969,428.20/1,454,207.10 = 329,722.60/x
  3. Step 3: Cross multiply
    969,428.20x = 1,454,207.10 × 329,722.60
  4. Step 4: Simplify right side
    969,428.20x = 479,484,945,950.46
  5. Step 5: Solve for x
    x = 479,484,945,950.46/969,428.20
  6. Step 6: Final answer
    x = 494,605.94

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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.