Home / 431,747.79-595,976.09-324,628.89

Finding the Fourth Proportional to 431,747.79, 595,976.09 and 324,628.89

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Solution

The fourth proportional to 431,747.79, 595,976.09 and 324,628.89 is: 448,111.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,747.79 : 595,976.09 = 324,628.89 : x
  2. Step 2: Convert to fraction form
    431,747.79/595,976.09 = 324,628.89/x
  3. Step 3: Cross multiply
    431,747.79x = 595,976.09 × 324,628.89
  4. Step 4: Simplify right side
    431,747.79x = 193,471,054,940.10
  5. Step 5: Solve for x
    x = 193,471,054,940.10/431,747.79
  6. Step 6: Final answer
    x = 448,111.28

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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.