Home / 404,623.60-558,297.20-232,508.31

Finding the Fourth Proportional to 404,623.60, 558,297.20 and 232,508.31

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Solution

The fourth proportional to 404,623.60, 558,297.20 and 232,508.31 is: 320,813.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,623.60 : 558,297.20 = 232,508.31 : x
  2. Step 2: Convert to fraction form
    404,623.60/558,297.20 = 232,508.31/x
  3. Step 3: Cross multiply
    404,623.60x = 558,297.20 × 232,508.31
  4. Step 4: Simplify right side
    404,623.60x = 129,808,738,449.73
  5. Step 5: Solve for x
    x = 129,808,738,449.73/404,623.60
  6. Step 6: Final answer
    x = 320,813.56

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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.