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Finding the Fourth Proportional to 503,882.63, 755,930.56 and 166,904.20

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Solution

The fourth proportional to 503,882.63, 755,930.56 and 166,904.20 is: 250,391.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,882.63 : 755,930.56 = 166,904.20 : x
  2. Step 2: Convert to fraction form
    503,882.63/755,930.56 = 166,904.20/x
  3. Step 3: Cross multiply
    503,882.63x = 755,930.56 × 166,904.20
  4. Step 4: Simplify right side
    503,882.63x = 126,167,984,955.09
  5. Step 5: Solve for x
    x = 126,167,984,955.09/503,882.63
  6. Step 6: Final answer
    x = 250,391.62

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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.