Home / 814,399.20-1,123,877.67-451,846.83

Finding the Fourth Proportional to 814,399.20, 1,123,877.67 and 451,846.83

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Solution

The fourth proportional to 814,399.20, 1,123,877.67 and 451,846.83 is: 623,552.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,399.20 : 1,123,877.67 = 451,846.83 : x
  2. Step 2: Convert to fraction form
    814,399.20/1,123,877.67 = 451,846.83/x
  3. Step 3: Cross multiply
    814,399.20x = 1,123,877.67 × 451,846.83
  4. Step 4: Simplify right side
    814,399.20x = 507,820,562,497.29
  5. Step 5: Solve for x
    x = 507,820,562,497.29/814,399.20
  6. Step 6: Final answer
    x = 623,552.38

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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.