Home / 805,944.03-1,112,167.69-443,344.90

Finding the Fourth Proportional to 805,944.03, 1,112,167.69 and 443,344.90

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Solution

The fourth proportional to 805,944.03, 1,112,167.69 and 443,344.90 is: 611,796.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,944.03 : 1,112,167.69 = 443,344.90 : x
  2. Step 2: Convert to fraction form
    805,944.03/1,112,167.69 = 443,344.90/x
  3. Step 3: Cross multiply
    805,944.03x = 1,112,167.69 × 443,344.90
  4. Step 4: Simplify right side
    805,944.03x = 493,073,873,306.28
  5. Step 5: Solve for x
    x = 493,073,873,306.28/805,944.03
  6. Step 6: Final answer
    x = 611,796.67

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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.