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Finding the Fourth Proportional to 545,884.28, 818,951.04 and 166,858.94

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Solution

The fourth proportional to 545,884.28, 818,951.04 and 166,858.94 is: 250,326.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,884.28 : 818,951.04 = 166,858.94 : x
  2. Step 2: Convert to fraction form
    545,884.28/818,951.04 = 166,858.94/x
  3. Step 3: Cross multiply
    545,884.28x = 818,951.04 × 166,858.94
  4. Step 4: Simplify right side
    545,884.28x = 136,649,302,446.30
  5. Step 5: Solve for x
    x = 136,649,302,446.30/545,884.28
  6. Step 6: Final answer
    x = 250,326.50

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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.