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Finding the Fourth Proportional to 295,856.40, 444,003.30 and 195,983.40

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Solution

The fourth proportional to 295,856.40, 444,003.30 and 195,983.40 is: 294,119.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,856.40 : 444,003.30 = 195,983.40 : x
  2. Step 2: Convert to fraction form
    295,856.40/444,003.30 = 195,983.40/x
  3. Step 3: Cross multiply
    295,856.40x = 444,003.30 × 195,983.40
  4. Step 4: Simplify right side
    295,856.40x = 87,017,276,345.22
  5. Step 5: Solve for x
    x = 87,017,276,345.22/295,856.40
  6. Step 6: Final answer
    x = 294,119.97

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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.