Home / 260,857.23-361,824.69-253,943.58

Finding the Fourth Proportional to 260,857.23, 361,824.69 and 253,943.58

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Solution

The fourth proportional to 260,857.23, 361,824.69 and 253,943.58 is: 352,235.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,857.23 : 361,824.69 = 253,943.58 : x
  2. Step 2: Convert to fraction form
    260,857.23/361,824.69 = 253,943.58/x
  3. Step 3: Cross multiply
    260,857.23x = 361,824.69 × 253,943.58
  4. Step 4: Simplify right side
    260,857.23x = 91,883,057,110.99
  5. Step 5: Solve for x
    x = 91,883,057,110.99/260,857.23
  6. Step 6: Final answer
    x = 352,235.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.