Home / 791,947.53-1,092,601.20-520,162.76

Finding the Fourth Proportional to 791,947.53, 1,092,601.20 and 520,162.76

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Solution

The fourth proportional to 791,947.53, 1,092,601.20 and 520,162.76 is: 717,636.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,947.53 : 1,092,601.20 = 520,162.76 : x
  2. Step 2: Convert to fraction form
    791,947.53/1,092,601.20 = 520,162.76/x
  3. Step 3: Cross multiply
    791,947.53x = 1,092,601.20 × 520,162.76
  4. Step 4: Simplify right side
    791,947.53x = 568,330,460,453.43
  5. Step 5: Solve for x
    x = 568,330,460,453.43/791,947.53
  6. Step 6: Final answer
    x = 717,636.51

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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.