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Finding the Fourth Proportional to 297,551.30, 446,370.15 and 97,880.90

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Solution

The fourth proportional to 297,551.30, 446,370.15 and 97,880.90 is: 146,835.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,551.30 : 446,370.15 = 97,880.90 : x
  2. Step 2: Convert to fraction form
    297,551.30/446,370.15 = 97,880.90/x
  3. Step 3: Cross multiply
    297,551.30x = 446,370.15 × 97,880.90
  4. Step 4: Simplify right side
    297,551.30x = 43,691,112,015.14
  5. Step 5: Solve for x
    x = 43,691,112,015.14/297,551.30
  6. Step 6: Final answer
    x = 146,835.56

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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.