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Finding the Fourth Proportional to 297,884.40, 446,826.60 and 100,892.40

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Solution

The fourth proportional to 297,884.40, 446,826.60 and 100,892.40 is: 151,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,884.40 : 446,826.60 = 100,892.40 : x
  2. Step 2: Convert to fraction form
    297,884.40/446,826.60 = 100,892.40/x
  3. Step 3: Cross multiply
    297,884.40x = 446,826.60 × 100,892.40
  4. Step 4: Simplify right side
    297,884.40x = 45,081,408,057.84
  5. Step 5: Solve for x
    x = 45,081,408,057.84/297,884.40
  6. Step 6: Final answer
    x = 151,338.60

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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.