Home / 417,576.51-576,105.03-236,286.54

Finding the Fourth Proportional to 417,576.51, 576,105.03 and 236,286.54

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Solution

The fourth proportional to 417,576.51, 576,105.03 and 236,286.54 is: 325,990.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,576.51 : 576,105.03 = 236,286.54 : x
  2. Step 2: Convert to fraction form
    417,576.51/576,105.03 = 236,286.54/x
  3. Step 3: Cross multiply
    417,576.51x = 576,105.03 × 236,286.54
  4. Step 4: Simplify right side
    417,576.51x = 136,125,864,215.30
  5. Step 5: Solve for x
    x = 136,125,864,215.30/417,576.51
  6. Step 6: Final answer
    x = 325,990.23

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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.