Home / 417,576.05-576,223.26-245,501.06

Finding the Fourth Proportional to 417,576.05, 576,223.26 and 245,501.06

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Solution

The fourth proportional to 417,576.05, 576,223.26 and 245,501.06 is: 338,772.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,576.05 : 576,223.26 = 245,501.06 : x
  2. Step 2: Convert to fraction form
    417,576.05/576,223.26 = 245,501.06/x
  3. Step 3: Cross multiply
    417,576.05x = 576,223.26 × 245,501.06
  4. Step 4: Simplify right side
    417,576.05x = 141,463,418,245.54
  5. Step 5: Solve for x
    x = 141,463,418,245.54/417,576.05
  6. Step 6: Final answer
    x = 338,772.83

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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.