Home / 297,244.78-409,994.62-189,766.35

Finding the Fourth Proportional to 297,244.78, 409,994.62 and 189,766.35

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Solution

The fourth proportional to 297,244.78, 409,994.62 and 189,766.35 is: 261,747.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,244.78 : 409,994.62 = 189,766.35 : x
  2. Step 2: Convert to fraction form
    297,244.78/409,994.62 = 189,766.35/x
  3. Step 3: Cross multiply
    297,244.78x = 409,994.62 × 189,766.35
  4. Step 4: Simplify right side
    297,244.78x = 77,803,182,082.62
  5. Step 5: Solve for x
    x = 77,803,182,082.62/297,244.78
  6. Step 6: Final answer
    x = 261,747.85

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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.