Home / 454,945.41-627,826.79-250,998.81

Finding the Fourth Proportional to 454,945.41, 627,826.79 and 250,998.81

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Solution

The fourth proportional to 454,945.41, 627,826.79 and 250,998.81 is: 346,379.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,945.41 : 627,826.79 = 250,998.81 : x
  2. Step 2: Convert to fraction form
    454,945.41/627,826.79 = 250,998.81/x
  3. Step 3: Cross multiply
    454,945.41x = 627,826.79 × 250,998.81
  4. Step 4: Simplify right side
    454,945.41x = 157,583,775,921.13
  5. Step 5: Solve for x
    x = 157,583,775,921.13/454,945.41
  6. Step 6: Final answer
    x = 346,379.53

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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.