Home / 329,343.24-454,487.70-186,100.20

Finding the Fourth Proportional to 329,343.24, 454,487.70 and 186,100.20

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Solution

The fourth proportional to 329,343.24, 454,487.70 and 186,100.20 is: 256,814.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,343.24 : 454,487.70 = 186,100.20 : x
  2. Step 2: Convert to fraction form
    329,343.24/454,487.70 = 186,100.20/x
  3. Step 3: Cross multiply
    329,343.24x = 454,487.70 × 186,100.20
  4. Step 4: Simplify right side
    329,343.24x = 84,580,251,867.54
  5. Step 5: Solve for x
    x = 84,580,251,867.54/329,343.24
  6. Step 6: Final answer
    x = 256,814.90

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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.