Home / 578,792.41-868,221.42-179,489.95

Finding the Fourth Proportional to 578,792.41, 868,221.42 and 179,489.95

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Solution

The fourth proportional to 578,792.41, 868,221.42 and 179,489.95 is: 269,245.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,792.41 : 868,221.42 = 179,489.95 : x
  2. Step 2: Convert to fraction form
    578,792.41/868,221.42 = 179,489.95/x
  3. Step 3: Cross multiply
    578,792.41x = 868,221.42 × 179,489.95
  4. Step 4: Simplify right side
    578,792.41x = 155,837,017,094.18
  5. Step 5: Solve for x
    x = 155,837,017,094.18/578,792.41
  6. Step 6: Final answer
    x = 269,245.10

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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.