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Finding the Fourth Proportional to 488,410.60, 732,579.45 and 204,027.70

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Solution

The fourth proportional to 488,410.60, 732,579.45 and 204,027.70 is: 306,026.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,410.60 : 732,579.45 = 204,027.70 : x
  2. Step 2: Convert to fraction form
    488,410.60/732,579.45 = 204,027.70/x
  3. Step 3: Cross multiply
    488,410.60x = 732,579.45 × 204,027.70
  4. Step 4: Simplify right side
    488,410.60x = 149,466,500,250.77
  5. Step 5: Solve for x
    x = 149,466,500,250.77/488,410.60
  6. Step 6: Final answer
    x = 306,026.32

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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.