Home / 295,384.20-443,076.30-272,574.60

Finding the Fourth Proportional to 295,384.20, 443,076.30 and 272,574.60

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Solution

The fourth proportional to 295,384.20, 443,076.30 and 272,574.60 is: 408,861.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,384.20 : 443,076.30 = 272,574.60 : x
  2. Step 2: Convert to fraction form
    295,384.20/443,076.30 = 272,574.60/x
  3. Step 3: Cross multiply
    295,384.20x = 443,076.30 × 272,574.60
  4. Step 4: Simplify right side
    295,384.20x = 120,771,345,241.98
  5. Step 5: Solve for x
    x = 120,771,345,241.98/295,384.20
  6. Step 6: Final answer
    x = 408,861.90

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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.