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Finding the Fourth Proportional to 362,635.05, 543,952.45 and 113,317.05

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Solution

The fourth proportional to 362,635.05, 543,952.45 and 113,317.05 is: 169,975.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,635.05 : 543,952.45 = 113,317.05 : x
  2. Step 2: Convert to fraction form
    362,635.05/543,952.45 = 113,317.05/x
  3. Step 3: Cross multiply
    362,635.05x = 543,952.45 × 113,317.05
  4. Step 4: Simplify right side
    362,635.05x = 61,639,086,974.27
  5. Step 5: Solve for x
    x = 61,639,086,974.27/362,635.05
  6. Step 6: Final answer
    x = 169,975.54

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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.