Home / 381,023.45-525,571.36-244,823.30

Finding the Fourth Proportional to 381,023.45, 525,571.36 and 244,823.30

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Solution

The fourth proportional to 381,023.45, 525,571.36 and 244,823.30 is: 337,701.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,023.45 : 525,571.36 = 244,823.30 : x
  2. Step 2: Convert to fraction form
    381,023.45/525,571.36 = 244,823.30/x
  3. Step 3: Cross multiply
    381,023.45x = 525,571.36 × 244,823.30
  4. Step 4: Simplify right side
    381,023.45x = 128,672,114,740.69
  5. Step 5: Solve for x
    x = 128,672,114,740.69/381,023.45
  6. Step 6: Final answer
    x = 337,701.30

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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.