Home / 427,983.38-590,617.04-236,996.90

Finding the Fourth Proportional to 427,983.38, 590,617.04 and 236,996.90

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Solution

The fourth proportional to 427,983.38, 590,617.04 and 236,996.90 is: 327,055.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,983.38 : 590,617.04 = 236,996.90 : x
  2. Step 2: Convert to fraction form
    427,983.38/590,617.04 = 236,996.90/x
  3. Step 3: Cross multiply
    427,983.38x = 590,617.04 × 236,996.90
  4. Step 4: Simplify right side
    427,983.38x = 139,974,407,567.18
  5. Step 5: Solve for x
    x = 139,974,407,567.18/427,983.38
  6. Step 6: Final answer
    x = 327,055.71

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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.