Home / 327,930.66-452,545.20-190,136.34

Finding the Fourth Proportional to 327,930.66, 452,545.20 and 190,136.34

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Solution

The fourth proportional to 327,930.66, 452,545.20 and 190,136.34 is: 262,388.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,930.66 : 452,545.20 = 190,136.34 : x
  2. Step 2: Convert to fraction form
    327,930.66/452,545.20 = 190,136.34/x
  3. Step 3: Cross multiply
    327,930.66x = 452,545.20 × 190,136.34
  4. Step 4: Simplify right side
    327,930.66x = 86,045,288,012.57
  5. Step 5: Solve for x
    x = 86,045,288,012.57/327,930.66
  6. Step 6: Final answer
    x = 262,388.66

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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.