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Finding the Fourth Proportional to 533,186.40, 799,477.20 and 217,273.44

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Solution

The fourth proportional to 533,186.40, 799,477.20 and 217,273.44 is: 325,786.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,186.40 : 799,477.20 = 217,273.44 : x
  2. Step 2: Convert to fraction form
    533,186.40/799,477.20 = 217,273.44/x
  3. Step 3: Cross multiply
    533,186.40x = 799,477.20 × 217,273.44
  4. Step 4: Simplify right side
    533,186.40x = 173,705,161,445.57
  5. Step 5: Solve for x
    x = 173,705,161,445.57/533,186.40
  6. Step 6: Final answer
    x = 325,786.93

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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.