Home / 298,033.20-411,278.04-177,174.72

Finding the Fourth Proportional to 298,033.20, 411,278.04 and 177,174.72

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Solution

The fourth proportional to 298,033.20, 411,278.04 and 177,174.72 is: 244,496.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,033.20 : 411,278.04 = 177,174.72 : x
  2. Step 2: Convert to fraction form
    298,033.20/411,278.04 = 177,174.72/x
  3. Step 3: Cross multiply
    298,033.20x = 411,278.04 × 177,174.72
  4. Step 4: Simplify right side
    298,033.20x = 72,868,071,579.15
  5. Step 5: Solve for x
    x = 72,868,071,579.15/298,033.20
  6. Step 6: Final answer
    x = 244,496.49

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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.