Home / 373,733.28-515,744.73-203,968.62

Finding the Fourth Proportional to 373,733.28, 515,744.73 and 203,968.62

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Solution

The fourth proportional to 373,733.28, 515,744.73 and 203,968.62 is: 281,472.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,733.28 : 515,744.73 = 203,968.62 : x
  2. Step 2: Convert to fraction form
    373,733.28/515,744.73 = 203,968.62/x
  3. Step 3: Cross multiply
    373,733.28x = 515,744.73 × 203,968.62
  4. Step 4: Simplify right side
    373,733.28x = 105,195,740,850.37
  5. Step 5: Solve for x
    x = 105,195,740,850.37/373,733.28
  6. Step 6: Final answer
    x = 281,472.77

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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.