Home / 774,824.94-1,162,171.80-269,256.15

Finding the Fourth Proportional to 774,824.94, 1,162,171.80 and 269,256.15

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Solution

The fourth proportional to 774,824.94, 1,162,171.80 and 269,256.15 is: 403,861.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,824.94 : 1,162,171.80 = 269,256.15 : x
  2. Step 2: Convert to fraction form
    774,824.94/1,162,171.80 = 269,256.15/x
  3. Step 3: Cross multiply
    774,824.94x = 1,162,171.80 × 269,256.15
  4. Step 4: Simplify right side
    774,824.94x = 312,921,904,506.57
  5. Step 5: Solve for x
    x = 312,921,904,506.57/774,824.94
  6. Step 6: Final answer
    x = 403,861.43

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1.5x scale

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.