Home / 419,127.49-628,338.58-182,291.79

Finding the Fourth Proportional to 419,127.49, 628,338.58 and 182,291.79

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Solution

The fourth proportional to 419,127.49, 628,338.58 and 182,291.79 is: 273,284.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,127.49 : 628,338.58 = 182,291.79 : x
  2. Step 2: Convert to fraction form
    419,127.49/628,338.58 = 182,291.79/x
  3. Step 3: Cross multiply
    419,127.49x = 628,338.58 × 182,291.79
  4. Step 4: Simplify right side
    419,127.49x = 114,540,964,018.53
  5. Step 5: Solve for x
    x = 114,540,964,018.53/419,127.49
  6. Step 6: Final answer
    x = 273,284.30

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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.