Home / 814,028.10-1,123,427.79-451,568.73

Finding the Fourth Proportional to 814,028.10, 1,123,427.79 and 451,568.73

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Solution

The fourth proportional to 814,028.10, 1,123,427.79 and 451,568.73 is: 623,203.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,028.10 : 1,123,427.79 = 451,568.73 : x
  2. Step 2: Convert to fraction form
    814,028.10/1,123,427.79 = 451,568.73/x
  3. Step 3: Cross multiply
    814,028.10x = 1,123,427.79 × 451,568.73
  4. Step 4: Simplify right side
    814,028.10x = 507,304,860,377.01
  5. Step 5: Solve for x
    x = 507,304,860,377.01/814,028.10
  6. Step 6: Final answer
    x = 623,203.13

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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.