Home / 414,370.24-621,555.36-274,096.04

Finding the Fourth Proportional to 414,370.24, 621,555.36 and 274,096.04

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Solution

The fourth proportional to 414,370.24, 621,555.36 and 274,096.04 is: 411,144.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,370.24 : 621,555.36 = 274,096.04 : x
  2. Step 2: Convert to fraction form
    414,370.24/621,555.36 = 274,096.04/x
  3. Step 3: Cross multiply
    414,370.24x = 621,555.36 × 274,096.04
  4. Step 4: Simplify right side
    414,370.24x = 170,365,862,816.77
  5. Step 5: Solve for x
    x = 170,365,862,816.77/414,370.24
  6. Step 6: Final answer
    x = 411,144.06

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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.