Home / 328,195.05-452,993.43-213,758.85

Finding the Fourth Proportional to 328,195.05, 452,993.43 and 213,758.85

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Solution

The fourth proportional to 328,195.05, 452,993.43 and 213,758.85 is: 295,042.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,195.05 : 452,993.43 = 213,758.85 : x
  2. Step 2: Convert to fraction form
    328,195.05/452,993.43 = 213,758.85/x
  3. Step 3: Cross multiply
    328,195.05x = 452,993.43 × 213,758.85
  4. Step 4: Simplify right side
    328,195.05x = 96,831,354,654.36
  5. Step 5: Solve for x
    x = 96,831,354,654.36/328,195.05
  6. Step 6: Final answer
    x = 295,042.09

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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.