Home / 826,212.93-1,140,183.03-458,715.11

Finding the Fourth Proportional to 826,212.93, 1,140,183.03 and 458,715.11

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Solution

The fourth proportional to 826,212.93, 1,140,183.03 and 458,715.11 is: 633,031.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,212.93 : 1,140,183.03 = 458,715.11 : x
  2. Step 2: Convert to fraction form
    826,212.93/1,140,183.03 = 458,715.11/x
  3. Step 3: Cross multiply
    826,212.93x = 1,140,183.03 × 458,715.11
  4. Step 4: Simplify right side
    826,212.93x = 523,019,181,733.01
  5. Step 5: Solve for x
    x = 523,019,181,733.01/826,212.93
  6. Step 6: Final answer
    x = 633,031.95

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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.