Home / 806,024.25-1,112,313.43-443,440.33

Finding the Fourth Proportional to 806,024.25, 1,112,313.43 and 443,440.33

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Solution

The fourth proportional to 806,024.25, 1,112,313.43 and 443,440.33 is: 611,947.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,024.25 : 1,112,313.43 = 443,440.33 : x
  2. Step 2: Convert to fraction form
    806,024.25/1,112,313.43 = 443,440.33/x
  3. Step 3: Cross multiply
    806,024.25x = 1,112,313.43 × 443,440.33
  4. Step 4: Simplify right side
    806,024.25x = 493,244,630,573.25
  5. Step 5: Solve for x
    x = 493,244,630,573.25/806,024.25
  6. Step 6: Final answer
    x = 611,947.63

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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.