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Finding the Fourth Proportional to 295,320.90, 443,200.05 and 195,447.90

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Solution

The fourth proportional to 295,320.90, 443,200.05 and 195,447.90 is: 293,316.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,320.90 : 443,200.05 = 195,447.90 : x
  2. Step 2: Convert to fraction form
    295,320.90/443,200.05 = 195,447.90/x
  3. Step 3: Cross multiply
    295,320.90x = 443,200.05 × 195,447.90
  4. Step 4: Simplify right side
    295,320.90x = 86,622,519,052.40
  5. Step 5: Solve for x
    x = 86,622,519,052.40/295,320.90
  6. Step 6: Final answer
    x = 293,316.59

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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.