Home / 868,778.17-1,197,584.89-609,928.95

Finding the Fourth Proportional to 868,778.17, 1,197,584.89 and 609,928.95

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Solution

The fourth proportional to 868,778.17, 1,197,584.89 and 609,928.95 is: 840,768.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,778.17 : 1,197,584.89 = 609,928.95 : x
  2. Step 2: Convert to fraction form
    868,778.17/1,197,584.89 = 609,928.95/x
  3. Step 3: Cross multiply
    868,778.17x = 1,197,584.89 × 609,928.95
  4. Step 4: Simplify right side
    868,778.17x = 730,441,694,493.57
  5. Step 5: Solve for x
    x = 730,441,694,493.57/868,778.17
  6. Step 6: Final answer
    x = 840,768.93

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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.