Home / 412,337.41-618,522.47-196,144.23

Finding the Fourth Proportional to 412,337.41, 618,522.47 and 196,144.23

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Solution

The fourth proportional to 412,337.41, 618,522.47 and 196,144.23 is: 294,224.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,337.41 : 618,522.47 = 196,144.23 : x
  2. Step 2: Convert to fraction form
    412,337.41/618,522.47 = 196,144.23/x
  3. Step 3: Cross multiply
    412,337.41x = 618,522.47 × 196,144.23
  4. Step 4: Simplify right side
    412,337.41x = 121,319,613,615.85
  5. Step 5: Solve for x
    x = 121,319,613,615.85/412,337.41
  6. Step 6: Final answer
    x = 294,224.12

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1.5x scale

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.