Home / 307,581.72-460,724.04-195,202.68

Finding the Fourth Proportional to 307,581.72, 460,724.04 and 195,202.68

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Solution

The fourth proportional to 307,581.72, 460,724.04 and 195,202.68 is: 292,392.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,581.72 : 460,724.04 = 195,202.68 : x
  2. Step 2: Convert to fraction form
    307,581.72/460,724.04 = 195,202.68/x
  3. Step 3: Cross multiply
    307,581.72x = 460,724.04 × 195,202.68
  4. Step 4: Simplify right side
    307,581.72x = 89,934,567,348.43
  5. Step 5: Solve for x
    x = 89,934,567,348.43/307,581.72
  6. Step 6: Final answer
    x = 292,392.43

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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.