Home / 806,043.96-1,112,340.60-443,460.06

Finding the Fourth Proportional to 806,043.96, 1,112,340.60 and 443,460.06

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Solution

The fourth proportional to 806,043.96, 1,112,340.60 and 443,460.06 is: 611,974.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,043.96 : 1,112,340.60 = 443,460.06 : x
  2. Step 2: Convert to fraction form
    806,043.96/1,112,340.60 = 443,460.06/x
  3. Step 3: Cross multiply
    806,043.96x = 1,112,340.60 × 443,460.06
  4. Step 4: Simplify right side
    806,043.96x = 493,278,629,216.44
  5. Step 5: Solve for x
    x = 493,278,629,216.44/806,043.96
  6. Step 6: Final answer
    x = 611,974.85

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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.