Home / 556,766.97-835,140.20-177,684.71

Finding the Fourth Proportional to 556,766.97, 835,140.20 and 177,684.71

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Solution

The fourth proportional to 556,766.97, 835,140.20 and 177,684.71 is: 266,523.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,766.97 : 835,140.20 = 177,684.71 : x
  2. Step 2: Convert to fraction form
    556,766.97/835,140.20 = 177,684.71/x
  3. Step 3: Cross multiply
    556,766.97x = 835,140.20 × 177,684.71
  4. Step 4: Simplify right side
    556,766.97x = 148,391,639,182.22
  5. Step 5: Solve for x
    x = 148,391,639,182.22/556,766.97
  6. Step 6: Final answer
    x = 266,523.78

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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.