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Finding the Fourth Proportional to 230,592.62, 345,994.02 and 118,351.64

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Solution

The fourth proportional to 230,592.62, 345,994.02 and 118,351.64 is: 177,581.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,592.62 : 345,994.02 = 118,351.64 : x
  2. Step 2: Convert to fraction form
    230,592.62/345,994.02 = 118,351.64/x
  3. Step 3: Cross multiply
    230,592.62x = 345,994.02 × 118,351.64
  4. Step 4: Simplify right side
    230,592.62x = 40,948,959,697.19
  5. Step 5: Solve for x
    x = 40,948,959,697.19/230,592.62
  6. Step 6: Final answer
    x = 177,581.40

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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.