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Finding the Fourth Proportional to 366,682.50, 550,024.18 and 100,445.30

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Solution

The fourth proportional to 366,682.50, 550,024.18 and 100,445.30 is: 150,668.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,682.50 : 550,024.18 = 100,445.30 : x
  2. Step 2: Convert to fraction form
    366,682.50/550,024.18 = 100,445.30/x
  3. Step 3: Cross multiply
    366,682.50x = 550,024.18 × 100,445.30
  4. Step 4: Simplify right side
    366,682.50x = 55,247,343,767.35
  5. Step 5: Solve for x
    x = 55,247,343,767.35/366,682.50
  6. Step 6: Final answer
    x = 150,668.07

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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.