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Finding the Fourth Proportional to 297,850.60, 446,775.90 and 100,858.60

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Solution

The fourth proportional to 297,850.60, 446,775.90 and 100,858.60 is: 151,287.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,850.60 : 446,775.90 = 100,858.60 : x
  2. Step 2: Convert to fraction form
    297,850.60/446,775.90 = 100,858.60/x
  3. Step 3: Cross multiply
    297,850.60x = 446,775.90 × 100,858.60
  4. Step 4: Simplify right side
    297,850.60x = 45,061,191,787.74
  5. Step 5: Solve for x
    x = 45,061,191,787.74/297,850.60
  6. Step 6: Final answer
    x = 151,287.90

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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.