Home / 494,032.71-681,765.59-267,678.21

Finding the Fourth Proportional to 494,032.71, 681,765.59 and 267,678.21

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Solution

The fourth proportional to 494,032.71, 681,765.59 and 267,678.21 is: 369,396.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,032.71 : 681,765.59 = 267,678.21 : x
  2. Step 2: Convert to fraction form
    494,032.71/681,765.59 = 267,678.21/x
  3. Step 3: Cross multiply
    494,032.71x = 681,765.59 × 267,678.21
  4. Step 4: Simplify right side
    494,032.71x = 182,493,792,770.79
  5. Step 5: Solve for x
    x = 182,493,792,770.79/494,032.71
  6. Step 6: Final answer
    x = 369,396.17

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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.