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Finding the Fourth Proportional to 537,879.20, 806,847.96 and 201,008.30

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Solution

The fourth proportional to 537,879.20, 806,847.96 and 201,008.30 is: 301,523.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,879.20 : 806,847.96 = 201,008.30 : x
  2. Step 2: Convert to fraction form
    537,879.20/806,847.96 = 201,008.30/x
  3. Step 3: Cross multiply
    537,879.20x = 806,847.96 × 201,008.30
  4. Step 4: Simplify right side
    537,879.20x = 162,183,136,798.07
  5. Step 5: Solve for x
    x = 162,183,136,798.07/537,879.20
  6. Step 6: Final answer
    x = 301,523.35

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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.