Home / 338,441.72-466,990.32-193,181.16

Finding the Fourth Proportional to 338,441.72, 466,990.32 and 193,181.16

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Solution

The fourth proportional to 338,441.72, 466,990.32 and 193,181.16 is: 266,556.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,441.72 : 466,990.32 = 193,181.16 : x
  2. Step 2: Convert to fraction form
    338,441.72/466,990.32 = 193,181.16/x
  3. Step 3: Cross multiply
    338,441.72x = 466,990.32 × 193,181.16
  4. Step 4: Simplify right side
    338,441.72x = 90,213,731,726.37
  5. Step 5: Solve for x
    x = 90,213,731,726.37/338,441.72
  6. Step 6: Final answer
    x = 266,556.18

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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.