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Finding the Fourth Proportional to 383,994.66, 574,876.46 and 223,581.25

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Solution

The fourth proportional to 383,994.66, 574,876.46 and 223,581.25 is: 334,722.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,994.66 : 574,876.46 = 223,581.25 : x
  2. Step 2: Convert to fraction form
    383,994.66/574,876.46 = 223,581.25/x
  3. Step 3: Cross multiply
    383,994.66x = 574,876.46 × 223,581.25
  4. Step 4: Simplify right side
    383,994.66x = 128,531,597,522.38
  5. Step 5: Solve for x
    x = 128,531,597,522.38/383,994.66
  6. Step 6: Final answer
    x = 334,722.36

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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.