Home / 376,402.92-563,423.40-198,370.19

Finding the Fourth Proportional to 376,402.92, 563,423.40 and 198,370.19

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Solution

The fourth proportional to 376,402.92, 563,423.40 and 198,370.19 is: 296,932.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,402.92 : 563,423.40 = 198,370.19 : x
  2. Step 2: Convert to fraction form
    376,402.92/563,423.40 = 198,370.19/x
  3. Step 3: Cross multiply
    376,402.92x = 563,423.40 × 198,370.19
  4. Step 4: Simplify right side
    376,402.92x = 111,766,404,091.33
  5. Step 5: Solve for x
    x = 111,766,404,091.33/376,402.92
  6. Step 6: Final answer
    x = 296,932.88

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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.