Home / 494,064.90-681,811.97-267,710.40

Finding the Fourth Proportional to 494,064.90, 681,811.97 and 267,710.40

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Solution

The fourth proportional to 494,064.90, 681,811.97 and 267,710.40 is: 369,441.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,064.90 : 681,811.97 = 267,710.40 : x
  2. Step 2: Convert to fraction form
    494,064.90/681,811.97 = 267,710.40/x
  3. Step 3: Cross multiply
    494,064.90x = 681,811.97 × 267,710.40
  4. Step 4: Simplify right side
    494,064.90x = 182,528,153,874.94
  5. Step 5: Solve for x
    x = 182,528,153,874.94/494,064.90
  6. Step 6: Final answer
    x = 369,441.65

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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.