Home / 806,892.38-1,113,511.48-444,315.37

Finding the Fourth Proportional to 806,892.38, 1,113,511.48 and 444,315.37

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Solution

The fourth proportional to 806,892.38, 1,113,511.48 and 444,315.37 is: 613,155.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,892.38 : 1,113,511.48 = 444,315.37 : x
  2. Step 2: Convert to fraction form
    806,892.38/1,113,511.48 = 444,315.37/x
  3. Step 3: Cross multiply
    806,892.38x = 1,113,511.48 × 444,315.37
  4. Step 4: Simplify right side
    806,892.38x = 494,750,263,013.87
  5. Step 5: Solve for x
    x = 494,750,263,013.87/806,892.38
  6. Step 6: Final answer
    x = 613,155.21

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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.