Home / 427,824.36-590,400.48-236,833.56

Finding the Fourth Proportional to 427,824.36, 590,400.48 and 236,833.56

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Solution

The fourth proportional to 427,824.36, 590,400.48 and 236,833.56 is: 326,831.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,824.36 : 590,400.48 = 236,833.56 : x
  2. Step 2: Convert to fraction form
    427,824.36/590,400.48 = 236,833.56/x
  3. Step 3: Cross multiply
    427,824.36x = 590,400.48 × 236,833.56
  4. Step 4: Simplify right side
    427,824.36x = 139,826,647,504.11
  5. Step 5: Solve for x
    x = 139,826,647,504.11/427,824.36
  6. Step 6: Final answer
    x = 326,831.90

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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.