Home / 814,028.36-1,123,426.38-451,569.08

Finding the Fourth Proportional to 814,028.36, 1,123,426.38 and 451,569.08

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Solution

The fourth proportional to 814,028.36, 1,123,426.38 and 451,569.08 is: 623,202.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,028.36 : 1,123,426.38 = 451,569.08 : x
  2. Step 2: Convert to fraction form
    814,028.36/1,123,426.38 = 451,569.08/x
  3. Step 3: Cross multiply
    814,028.36x = 1,123,426.38 × 451,569.08
  4. Step 4: Simplify right side
    814,028.36x = 507,304,611,247.20
  5. Step 5: Solve for x
    x = 507,304,611,247.20/814,028.36
  6. Step 6: Final answer
    x = 623,202.63

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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.