Home / 326,227.66-451,082.19-284,237.26

Finding the Fourth Proportional to 326,227.66, 451,082.19 and 284,237.26

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Solution

The fourth proportional to 326,227.66, 451,082.19 and 284,237.26 is: 393,021.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,227.66 : 451,082.19 = 284,237.26 : x
  2. Step 2: Convert to fraction form
    326,227.66/451,082.19 = 284,237.26/x
  3. Step 3: Cross multiply
    326,227.66x = 451,082.19 × 284,237.26
  4. Step 4: Simplify right side
    326,227.66x = 128,214,365,720.40
  5. Step 5: Solve for x
    x = 128,214,365,720.40/326,227.66
  6. Step 6: Final answer
    x = 393,021.14

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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.