Home / 451,132.24-622,583.16-257,592.36

Finding the Fourth Proportional to 451,132.24, 622,583.16 and 257,592.36

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Solution

The fourth proportional to 451,132.24, 622,583.16 and 257,592.36 is: 355,489.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,132.24 : 622,583.16 = 257,592.36 : x
  2. Step 2: Convert to fraction form
    451,132.24/622,583.16 = 257,592.36/x
  3. Step 3: Cross multiply
    451,132.24x = 622,583.16 × 257,592.36
  4. Step 4: Simplify right side
    451,132.24x = 160,372,665,480.66
  5. Step 5: Solve for x
    x = 160,372,665,480.66/451,132.24
  6. Step 6: Final answer
    x = 355,489.26

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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.