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Finding the Fourth Proportional to 199,059.70, 298,589.55 and 58,816.30

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Solution

The fourth proportional to 199,059.70, 298,589.55 and 58,816.30 is: 88,224.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,059.70 : 298,589.55 = 58,816.30 : x
  2. Step 2: Convert to fraction form
    199,059.70/298,589.55 = 58,816.30/x
  3. Step 3: Cross multiply
    199,059.70x = 298,589.55 × 58,816.30
  4. Step 4: Simplify right side
    199,059.70x = 17,561,932,549.67
  5. Step 5: Solve for x
    x = 17,561,932,549.67/199,059.70
  6. Step 6: Final answer
    x = 88,224.45

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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.