Home / 263,363.41-363,440.34-142,506.83

Finding the Fourth Proportional to 263,363.41, 363,440.34 and 142,506.83

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Solution

The fourth proportional to 263,363.41, 363,440.34 and 142,506.83 is: 196,658.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,363.41 : 363,440.34 = 142,506.83 : x
  2. Step 2: Convert to fraction form
    263,363.41/363,440.34 = 142,506.83/x
  3. Step 3: Cross multiply
    263,363.41x = 363,440.34 × 142,506.83
  4. Step 4: Simplify right side
    263,363.41x = 51,792,730,747.52
  5. Step 5: Solve for x
    x = 51,792,730,747.52/263,363.41
  6. Step 6: Final answer
    x = 196,658.79

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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.