Home / 338,946.66-467,726.22-193,768.20

Finding the Fourth Proportional to 338,946.66, 467,726.22 and 193,768.20

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Solution

The fourth proportional to 338,946.66, 467,726.22 and 193,768.20 is: 267,388.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,946.66 : 467,726.22 = 193,768.20 : x
  2. Step 2: Convert to fraction form
    338,946.66/467,726.22 = 193,768.20/x
  3. Step 3: Cross multiply
    338,946.66x = 467,726.22 × 193,768.20
  4. Step 4: Simplify right side
    338,946.66x = 90,630,467,742.20
  5. Step 5: Solve for x
    x = 90,630,467,742.20/338,946.66
  6. Step 6: Final answer
    x = 267,388.58

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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.