Home / 500,028.42-690,055.74-273,673.92

Finding the Fourth Proportional to 500,028.42, 690,055.74 and 273,673.92

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Solution

The fourth proportional to 500,028.42, 690,055.74 and 273,673.92 is: 377,679.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,028.42 : 690,055.74 = 273,673.92 : x
  2. Step 2: Convert to fraction form
    500,028.42/690,055.74 = 273,673.92/x
  3. Step 3: Cross multiply
    500,028.42x = 690,055.74 × 273,673.92
  4. Step 4: Simplify right side
    500,028.42x = 188,850,259,384.30
  5. Step 5: Solve for x
    x = 188,850,259,384.30/500,028.42
  6. Step 6: Final answer
    x = 377,679.05

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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.