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Finding the Fourth Proportional to 373,063.08, 514,998.90 and 220,049.22

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Solution

The fourth proportional to 373,063.08, 514,998.90 and 220,049.22 is: 303,769.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,063.08 : 514,998.90 = 220,049.22 : x
  2. Step 2: Convert to fraction form
    373,063.08/514,998.90 = 220,049.22/x
  3. Step 3: Cross multiply
    373,063.08x = 514,998.90 × 220,049.22
  4. Step 4: Simplify right side
    373,063.08x = 113,325,106,245.86
  5. Step 5: Solve for x
    x = 113,325,106,245.86/373,063.08
  6. Step 6: Final answer
    x = 303,769.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.