Home / 329,213.45-454,351.43-185,982.72

Finding the Fourth Proportional to 329,213.45, 454,351.43 and 185,982.72

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Solution

The fourth proportional to 329,213.45, 454,351.43 and 185,982.72 is: 256,676.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,213.45 : 454,351.43 = 185,982.72 : x
  2. Step 2: Convert to fraction form
    329,213.45/454,351.43 = 185,982.72/x
  3. Step 3: Cross multiply
    329,213.45x = 454,351.43 × 185,982.72
  4. Step 4: Simplify right side
    329,213.45x = 84,501,512,502.28
  5. Step 5: Solve for x
    x = 84,501,512,502.28/329,213.45
  6. Step 6: Final answer
    x = 256,676.98

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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.