Home / 286,556.19-395,449.32-179,189.07

Finding the Fourth Proportional to 286,556.19, 395,449.32 and 179,189.07

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Solution

The fourth proportional to 286,556.19, 395,449.32 and 179,189.07 is: 247,282.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,556.19 : 395,449.32 = 179,189.07 : x
  2. Step 2: Convert to fraction form
    286,556.19/395,449.32 = 179,189.07/x
  3. Step 3: Cross multiply
    286,556.19x = 395,449.32 × 179,189.07
  4. Step 4: Simplify right side
    286,556.19x = 70,860,195,882.93
  5. Step 5: Solve for x
    x = 70,860,195,882.93/286,556.19
  6. Step 6: Final answer
    x = 247,282.03

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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.