Home / 414,536.40-622,726.24-403,477.20

Finding the Fourth Proportional to 414,536.40, 622,726.24 and 403,477.20

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Solution

The fourth proportional to 414,536.40, 622,726.24 and 403,477.20 is: 606,112.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,536.40 : 622,726.24 = 403,477.20 : x
  2. Step 2: Convert to fraction form
    414,536.40/622,726.24 = 403,477.20/x
  3. Step 3: Cross multiply
    414,536.40x = 622,726.24 × 403,477.20
  4. Step 4: Simplify right side
    414,536.40x = 251,255,839,681.73
  5. Step 5: Solve for x
    x = 251,255,839,681.73/414,536.40
  6. Step 6: Final answer
    x = 606,112.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.