Home / 329,461.20-454,664.34-186,221.79

Finding the Fourth Proportional to 329,461.20, 454,664.34 and 186,221.79

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Solution

The fourth proportional to 329,461.20, 454,664.34 and 186,221.79 is: 256,990.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,461.20 : 454,664.34 = 186,221.79 : x
  2. Step 2: Convert to fraction form
    329,461.20/454,664.34 = 186,221.79/x
  3. Step 3: Cross multiply
    329,461.20x = 454,664.34 × 186,221.79
  4. Step 4: Simplify right side
    329,461.20x = 84,668,407,243.97
  5. Step 5: Solve for x
    x = 84,668,407,243.97/329,461.20
  6. Step 6: Final answer
    x = 256,990.53

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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.