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Finding the Fourth Proportional to 253,841.67, 350,099.71 and 215,727.37

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Solution

The fourth proportional to 253,841.67, 350,099.71 and 215,727.37 is: 297,532.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,841.67 : 350,099.71 = 215,727.37 : x
  2. Step 2: Convert to fraction form
    253,841.67/350,099.71 = 215,727.37/x
  3. Step 3: Cross multiply
    253,841.67x = 350,099.71 × 215,727.37
  4. Step 4: Simplify right side
    253,841.67x = 75,526,088,261.50
  5. Step 5: Solve for x
    x = 75,526,088,261.50/253,841.67
  6. Step 6: Final answer
    x = 297,532.27

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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.