Home / 427,816.38-590,391.27-236,832.96

Finding the Fourth Proportional to 427,816.38, 590,391.27 and 236,832.96

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Solution

The fourth proportional to 427,816.38, 590,391.27 and 236,832.96 is: 326,832.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,816.38 : 590,391.27 = 236,832.96 : x
  2. Step 2: Convert to fraction form
    427,816.38/590,391.27 = 236,832.96/x
  3. Step 3: Cross multiply
    427,816.38x = 590,391.27 × 236,832.96
  4. Step 4: Simplify right side
    427,816.38x = 139,824,112,032.26
  5. Step 5: Solve for x
    x = 139,824,112,032.26/427,816.38
  6. Step 6: Final answer
    x = 326,832.07

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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.