Home / 326,051.19-449,843.09-196,941.42

Finding the Fourth Proportional to 326,051.19, 449,843.09 and 196,941.42

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Solution

The fourth proportional to 326,051.19, 449,843.09 and 196,941.42 is: 271,714.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,051.19 : 449,843.09 = 196,941.42 : x
  2. Step 2: Convert to fraction form
    326,051.19/449,843.09 = 196,941.42/x
  3. Step 3: Cross multiply
    326,051.19x = 449,843.09 × 196,941.42
  4. Step 4: Simplify right side
    326,051.19x = 88,592,735,937.08
  5. Step 5: Solve for x
    x = 88,592,735,937.08/326,051.19
  6. Step 6: Final answer
    x = 271,714.19

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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.