Home / 427,609.44-590,092.20-236,622.72

Finding the Fourth Proportional to 427,609.44, 590,092.20 and 236,622.72

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Solution

The fourth proportional to 427,609.44, 590,092.20 and 236,622.72 is: 326,534.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,609.44 : 590,092.20 = 236,622.72 : x
  2. Step 2: Convert to fraction form
    427,609.44/590,092.20 = 236,622.72/x
  3. Step 3: Cross multiply
    427,609.44x = 590,092.20 × 236,622.72
  4. Step 4: Simplify right side
    427,609.44x = 139,629,221,414.78
  5. Step 5: Solve for x
    x = 139,629,221,414.78/427,609.44
  6. Step 6: Final answer
    x = 326,534.47

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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.