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Finding the Fourth Proportional to 297,453.83, 446,013.07 and 97,720.58

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Solution

The fourth proportional to 297,453.83, 446,013.07 and 97,720.58 is: 146,525.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,453.83 : 446,013.07 = 97,720.58 : x
  2. Step 2: Convert to fraction form
    297,453.83/446,013.07 = 97,720.58/x
  3. Step 3: Cross multiply
    297,453.83x = 446,013.07 × 97,720.58
  4. Step 4: Simplify right side
    297,453.83x = 43,584,657,594.99
  5. Step 5: Solve for x
    x = 43,584,657,594.99/297,453.83
  6. Step 6: Final answer
    x = 146,525.79

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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.