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Finding the Fourth Proportional to 250,588.89, 345,478.11 and 199,076.89

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Solution

The fourth proportional to 250,588.89, 345,478.11 and 199,076.89 is: 274,460.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,588.89 : 345,478.11 = 199,076.89 : x
  2. Step 2: Convert to fraction form
    250,588.89/345,478.11 = 199,076.89/x
  3. Step 3: Cross multiply
    250,588.89x = 345,478.11 × 199,076.89
  4. Step 4: Simplify right side
    250,588.89x = 68,776,707,701.88
  5. Step 5: Solve for x
    x = 68,776,707,701.88/250,588.89
  6. Step 6: Final answer
    x = 274,460.32

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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.