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Finding the Fourth Proportional to 182,403.80, 273,168.30 and 147,411.80

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Solution

The fourth proportional to 182,403.80, 273,168.30 and 147,411.80 is: 220,764.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,403.80 : 273,168.30 = 147,411.80 : x
  2. Step 2: Convert to fraction form
    182,403.80/273,168.30 = 147,411.80/x
  3. Step 3: Cross multiply
    182,403.80x = 273,168.30 × 147,411.80
  4. Step 4: Simplify right side
    182,403.80x = 40,268,230,805.94
  5. Step 5: Solve for x
    x = 40,268,230,805.94/182,403.80
  6. Step 6: Final answer
    x = 220,764.21

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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.