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Finding the Fourth Proportional to 254,682.87, 351,464.45 and 159,244.89

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Solution

The fourth proportional to 254,682.87, 351,464.45 and 159,244.89 is: 219,759.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,682.87 : 351,464.45 = 159,244.89 : x
  2. Step 2: Convert to fraction form
    254,682.87/351,464.45 = 159,244.89/x
  3. Step 3: Cross multiply
    254,682.87x = 351,464.45 × 159,244.89
  4. Step 4: Simplify right side
    254,682.87x = 55,968,916,882.94
  5. Step 5: Solve for x
    x = 55,968,916,882.94/254,682.87
  6. Step 6: Final answer
    x = 219,759.25

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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.