Home / 300,773.24-415,039.47-173,424.23

Finding the Fourth Proportional to 300,773.24, 415,039.47 and 173,424.23

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Solution

The fourth proportional to 300,773.24, 415,039.47 and 173,424.23 is: 239,309.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,773.24 : 415,039.47 = 173,424.23 : x
  2. Step 2: Convert to fraction form
    300,773.24/415,039.47 = 173,424.23/x
  3. Step 3: Cross multiply
    300,773.24x = 415,039.47 × 173,424.23
  4. Step 4: Simplify right side
    300,773.24x = 71,977,900,504.36
  5. Step 5: Solve for x
    x = 71,977,900,504.36/300,773.24
  6. Step 6: Final answer
    x = 239,309.52

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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.