Home / 619,192.46-928,789.70-169,919.48

Finding the Fourth Proportional to 619,192.46, 928,789.70 and 169,919.48

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Solution

The fourth proportional to 619,192.46, 928,789.70 and 169,919.48 is: 254,879.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,192.46 : 928,789.70 = 169,919.48 : x
  2. Step 2: Convert to fraction form
    619,192.46/928,789.70 = 169,919.48/x
  3. Step 3: Cross multiply
    619,192.46x = 928,789.70 × 169,919.48
  4. Step 4: Simplify right side
    619,192.46x = 157,819,457,359.81
  5. Step 5: Solve for x
    x = 157,819,457,359.81/619,192.46
  6. Step 6: Final answer
    x = 254,879.49

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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.