Home / 628,217.41-866,939.37-341,736.81

Finding the Fourth Proportional to 628,217.41, 866,939.37 and 341,736.81

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Solution

The fourth proportional to 628,217.41, 866,939.37 and 341,736.81 is: 471,596.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,217.41 : 866,939.37 = 341,736.81 : x
  2. Step 2: Convert to fraction form
    628,217.41/866,939.37 = 341,736.81/x
  3. Step 3: Cross multiply
    628,217.41x = 866,939.37 × 341,736.81
  4. Step 4: Simplify right side
    628,217.41x = 296,265,093,485.70
  5. Step 5: Solve for x
    x = 296,265,093,485.70/628,217.41
  6. Step 6: Final answer
    x = 471,596.44

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1.5x scale

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.