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Finding the Fourth Proportional to 259,594.73, 358,402.89 and 199,049.05

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Solution

The fourth proportional to 259,594.73, 358,402.89 and 199,049.05 is: 274,812.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,594.73 : 358,402.89 = 199,049.05 : x
  2. Step 2: Convert to fraction form
    259,594.73/358,402.89 = 199,049.05/x
  3. Step 3: Cross multiply
    259,594.73x = 358,402.89 × 199,049.05
  4. Step 4: Simplify right side
    259,594.73x = 71,339,754,771.75
  5. Step 5: Solve for x
    x = 71,339,754,771.75/259,594.73
  6. Step 6: Final answer
    x = 274,812.03

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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.