Home / 443,161.31-611,554.29-271,066.62

Finding the Fourth Proportional to 443,161.31, 611,554.29 and 271,066.62

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Solution

The fourth proportional to 443,161.31, 611,554.29 and 271,066.62 is: 374,066.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,161.31 : 611,554.29 = 271,066.62 : x
  2. Step 2: Convert to fraction form
    443,161.31/611,554.29 = 271,066.62/x
  3. Step 3: Cross multiply
    443,161.31x = 611,554.29 × 271,066.62
  4. Step 4: Simplify right side
    443,161.31x = 165,771,954,336.80
  5. Step 5: Solve for x
    x = 165,771,954,336.80/443,161.31
  6. Step 6: Final answer
    x = 374,066.85

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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.