Home / 501,724.82-692,414.37-283,933.64

Finding the Fourth Proportional to 501,724.82, 692,414.37 and 283,933.64

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Solution

The fourth proportional to 501,724.82, 692,414.37 and 283,933.64 is: 391,847.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,724.82 : 692,414.37 = 283,933.64 : x
  2. Step 2: Convert to fraction form
    501,724.82/692,414.37 = 283,933.64/x
  3. Step 3: Cross multiply
    501,724.82x = 692,414.37 × 283,933.64
  4. Step 4: Simplify right side
    501,724.82x = 196,599,729,000.34
  5. Step 5: Solve for x
    x = 196,599,729,000.34/501,724.82
  6. Step 6: Final answer
    x = 391,847.73

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1.5x scale

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.