Home / 427,966.11-590,593.19-236,979.50

Finding the Fourth Proportional to 427,966.11, 590,593.19 and 236,979.50

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Solution

The fourth proportional to 427,966.11, 590,593.19 and 236,979.50 is: 327,031.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,966.11 : 590,593.19 = 236,979.50 : x
  2. Step 2: Convert to fraction form
    427,966.11/590,593.19 = 236,979.50/x
  3. Step 3: Cross multiply
    427,966.11x = 590,593.19 × 236,979.50
  4. Step 4: Simplify right side
    427,966.11x = 139,958,474,731.74
  5. Step 5: Solve for x
    x = 139,958,474,731.74/427,966.11
  6. Step 6: Final answer
    x = 327,031.68

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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.