Home / 417,850.79-576,634.07-226,864.20

Finding the Fourth Proportional to 417,850.79, 576,634.07 and 226,864.20

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Solution

The fourth proportional to 417,850.79, 576,634.07 and 226,864.20 is: 313,072.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,850.79 : 576,634.07 = 226,864.20 : x
  2. Step 2: Convert to fraction form
    417,850.79/576,634.07 = 226,864.20/x
  3. Step 3: Cross multiply
    417,850.79x = 576,634.07 × 226,864.20
  4. Step 4: Simplify right side
    417,850.79x = 130,817,625,848.97
  5. Step 5: Solve for x
    x = 130,817,625,848.97/417,850.79
  6. Step 6: Final answer
    x = 313,072.59

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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.