Home / 443,860.11-612,564.27-271,777.23

Finding the Fourth Proportional to 443,860.11, 612,564.27 and 271,777.23

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Solution

The fourth proportional to 443,860.11, 612,564.27 and 271,777.23 is: 375,075.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,860.11 : 612,564.27 = 271,777.23 : x
  2. Step 2: Convert to fraction form
    443,860.11/612,564.27 = 271,777.23/x
  3. Step 3: Cross multiply
    443,860.11x = 612,564.27 × 271,777.23
  4. Step 4: Simplify right side
    443,860.11x = 166,481,020,497.57
  5. Step 5: Solve for x
    x = 166,481,020,497.57/443,860.11
  6. Step 6: Final answer
    x = 375,075.43

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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.