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Finding the Fourth Proportional to 259,593.73, 358,401.51 and 199,048.05

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Solution

The fourth proportional to 259,593.73, 358,401.51 and 199,048.05 is: 274,810.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,593.73 : 358,401.51 = 199,048.05 : x
  2. Step 2: Convert to fraction form
    259,593.73/358,401.51 = 199,048.05/x
  3. Step 3: Cross multiply
    259,593.73x = 358,401.51 × 199,048.05
  4. Step 4: Simplify right side
    259,593.73x = 71,339,121,682.56
  5. Step 5: Solve for x
    x = 71,339,121,682.56/259,593.73
  6. Step 6: Final answer
    x = 274,810.65

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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.