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Finding the Fourth Proportional to 207,539.96, 311,310.03 and 160,224.15

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Solution

The fourth proportional to 207,539.96, 311,310.03 and 160,224.15 is: 240,336.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,539.96 : 311,310.03 = 160,224.15 : x
  2. Step 2: Convert to fraction form
    207,539.96/311,310.03 = 160,224.15/x
  3. Step 3: Cross multiply
    207,539.96x = 311,310.03 × 160,224.15
  4. Step 4: Simplify right side
    207,539.96x = 49,879,384,943.22
  5. Step 5: Solve for x
    x = 49,879,384,943.22/207,539.96
  6. Step 6: Final answer
    x = 240,336.29

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1.5x scale

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.