Home / 338,028.06-466,794.82-217,378.86

Finding the Fourth Proportional to 338,028.06, 466,794.82 and 217,378.86

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Solution

The fourth proportional to 338,028.06, 466,794.82 and 217,378.86 is: 300,186.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,028.06 : 466,794.82 = 217,378.86 : x
  2. Step 2: Convert to fraction form
    338,028.06/466,794.82 = 217,378.86/x
  3. Step 3: Cross multiply
    338,028.06x = 466,794.82 × 217,378.86
  4. Step 4: Simplify right side
    338,028.06x = 101,471,325,825.51
  5. Step 5: Solve for x
    x = 101,471,325,825.51/338,028.06
  6. Step 6: Final answer
    x = 300,186.10

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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.