Home / 252,298.35-378,447.54-173,172.69

Finding the Fourth Proportional to 252,298.35, 378,447.54 and 173,172.69

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Solution

The fourth proportional to 252,298.35, 378,447.54 and 173,172.69 is: 259,759.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,298.35 : 378,447.54 = 173,172.69 : x
  2. Step 2: Convert to fraction form
    252,298.35/378,447.54 = 173,172.69/x
  3. Step 3: Cross multiply
    252,298.35x = 378,447.54 × 173,172.69
  4. Step 4: Simplify right side
    252,298.35x = 65,536,778,525.68
  5. Step 5: Solve for x
    x = 65,536,778,525.68/252,298.35
  6. Step 6: Final answer
    x = 259,759.05

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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.