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Finding the Fourth Proportional to 362,711.06, 543,550.98 and 267,190.07

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Solution

The fourth proportional to 362,711.06, 543,550.98 and 267,190.07 is: 400,405.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,711.06 : 543,550.98 = 267,190.07 : x
  2. Step 2: Convert to fraction form
    362,711.06/543,550.98 = 267,190.07/x
  3. Step 3: Cross multiply
    362,711.06x = 543,550.98 × 267,190.07
  4. Step 4: Simplify right side
    362,711.06x = 145,231,421,677.01
  5. Step 5: Solve for x
    x = 145,231,421,677.01/362,711.06
  6. Step 6: Final answer
    x = 400,405.28

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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.