Home / 627,939.53-866,546.66-341,457.11

Finding the Fourth Proportional to 627,939.53, 866,546.66 and 341,457.11

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Solution

The fourth proportional to 627,939.53, 866,546.66 and 341,457.11 is: 471,205.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,939.53 : 866,546.66 = 341,457.11 : x
  2. Step 2: Convert to fraction form
    627,939.53/866,546.66 = 341,457.11/x
  3. Step 3: Cross multiply
    627,939.53x = 866,546.66 × 341,457.11
  4. Step 4: Simplify right side
    627,939.53x = 295,888,518,203.75
  5. Step 5: Solve for x
    x = 295,888,518,203.75/627,939.53
  6. Step 6: Final answer
    x = 471,205.43

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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.