Home / 483,388.96-667,076.28-268,549.15

Finding the Fourth Proportional to 483,388.96, 667,076.28 and 268,549.15

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Solution

The fourth proportional to 483,388.96, 667,076.28 and 268,549.15 is: 370,597.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,388.96 : 667,076.28 = 268,549.15 : x
  2. Step 2: Convert to fraction form
    483,388.96/667,076.28 = 268,549.15/x
  3. Step 3: Cross multiply
    483,388.96x = 667,076.28 × 268,549.15
  4. Step 4: Simplify right side
    483,388.96x = 179,142,767,979.16
  5. Step 5: Solve for x
    x = 179,142,767,979.16/483,388.96
  6. Step 6: Final answer
    x = 370,597.56

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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.