Home / 389,586.06-584,738.31-197,595.23

Finding the Fourth Proportional to 389,586.06, 584,738.31 and 197,595.23

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Solution

The fourth proportional to 389,586.06, 584,738.31 and 197,595.23 is: 296,575.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,586.06 : 584,738.31 = 197,595.23 : x
  2. Step 2: Convert to fraction form
    389,586.06/584,738.31 = 197,595.23/x
  3. Step 3: Cross multiply
    389,586.06x = 584,738.31 × 197,595.23
  4. Step 4: Simplify right side
    389,586.06x = 115,541,503,057.09
  5. Step 5: Solve for x
    x = 115,541,503,057.09/389,586.06
  6. Step 6: Final answer
    x = 296,575.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.