Home / 329,020.36-454,048.14-185,789.68

Finding the Fourth Proportional to 329,020.36, 454,048.14 and 185,789.68

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Solution

The fourth proportional to 329,020.36, 454,048.14 and 185,789.68 is: 256,389.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,020.36 : 454,048.14 = 185,789.68 : x
  2. Step 2: Convert to fraction form
    329,020.36/454,048.14 = 185,789.68/x
  3. Step 3: Cross multiply
    329,020.36x = 454,048.14 × 185,789.68
  4. Step 4: Simplify right side
    329,020.36x = 84,357,458,635.20
  5. Step 5: Solve for x
    x = 84,357,458,635.20/329,020.36
  6. Step 6: Final answer
    x = 256,389.78

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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.