Home / 417,717.05-576,434.12-226,726.34

Finding the Fourth Proportional to 417,717.05, 576,434.12 and 226,726.34

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Solution

The fourth proportional to 417,717.05, 576,434.12 and 226,726.34 is: 312,873.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,717.05 : 576,434.12 = 226,726.34 : x
  2. Step 2: Convert to fraction form
    417,717.05/576,434.12 = 226,726.34/x
  3. Step 3: Cross multiply
    417,717.05x = 576,434.12 × 226,726.34
  4. Step 4: Simplify right side
    417,717.05x = 130,692,794,262.92
  5. Step 5: Solve for x
    x = 130,692,794,262.92/417,717.05
  6. Step 6: Final answer
    x = 312,873.98

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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.