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Finding the Fourth Proportional to 296,856.80, 444,410.40 and 197,129.60

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Solution

The fourth proportional to 296,856.80, 444,410.40 and 197,129.60 is: 295,113.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,856.80 : 444,410.40 = 197,129.60 : x
  2. Step 2: Convert to fraction form
    296,856.80/444,410.40 = 197,129.60/x
  3. Step 3: Cross multiply
    296,856.80x = 444,410.40 × 197,129.60
  4. Step 4: Simplify right side
    296,856.80x = 87,606,444,387.84
  5. Step 5: Solve for x
    x = 87,606,444,387.84/296,856.80
  6. Step 6: Final answer
    x = 295,113.48

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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.