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Finding the Fourth Proportional to 262,861.94, 362,740.80 and 166,117.49

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Solution

The fourth proportional to 262,861.94, 362,740.80 and 166,117.49 is: 229,236.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,861.94 : 362,740.80 = 166,117.49 : x
  2. Step 2: Convert to fraction form
    262,861.94/362,740.80 = 166,117.49/x
  3. Step 3: Cross multiply
    262,861.94x = 362,740.80 × 166,117.49
  4. Step 4: Simplify right side
    262,861.94x = 60,257,591,216.59
  5. Step 5: Solve for x
    x = 60,257,591,216.59/262,861.94
  6. Step 6: Final answer
    x = 229,236.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.