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Finding the Fourth Proportional to 552,080.20, 827,682.90 and 302,762.20

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Solution

The fourth proportional to 552,080.20, 827,682.90 and 302,762.20 is: 453,903.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,080.20 : 827,682.90 = 302,762.20 : x
  2. Step 2: Convert to fraction form
    552,080.20/827,682.90 = 302,762.20/x
  3. Step 3: Cross multiply
    552,080.20x = 827,682.90 × 302,762.20
  4. Step 4: Simplify right side
    552,080.20x = 250,591,095,706.38
  5. Step 5: Solve for x
    x = 250,591,095,706.38/552,080.20
  6. Step 6: Final answer
    x = 453,903.43

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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.