Home / 301,240.04-415,370.40-192,198.48

Finding the Fourth Proportional to 301,240.04, 415,370.40 and 192,198.48

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Solution

The fourth proportional to 301,240.04, 415,370.40 and 192,198.48 is: 265,016.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,240.04 : 415,370.40 = 192,198.48 : x
  2. Step 2: Convert to fraction form
    301,240.04/415,370.40 = 192,198.48/x
  3. Step 3: Cross multiply
    301,240.04x = 415,370.40 × 192,198.48
  4. Step 4: Simplify right side
    301,240.04x = 79,833,559,516.99
  5. Step 5: Solve for x
    x = 79,833,559,516.99/301,240.04
  6. Step 6: Final answer
    x = 265,016.43

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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.