Home / 826,712.01-1,240,074.68-227,706.21

Finding the Fourth Proportional to 826,712.01, 1,240,074.68 and 227,706.21

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Solution

The fourth proportional to 826,712.01, 1,240,074.68 and 227,706.21 is: 341,561.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,712.01 : 1,240,074.68 = 227,706.21 : x
  2. Step 2: Convert to fraction form
    826,712.01/1,240,074.68 = 227,706.21/x
  3. Step 3: Cross multiply
    826,712.01x = 1,240,074.68 × 227,706.21
  4. Step 4: Simplify right side
    826,712.01x = 282,372,704,361.23
  5. Step 5: Solve for x
    x = 282,372,704,361.23/826,712.01
  6. Step 6: Final answer
    x = 341,561.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.