Home / 814,308.36-1,123,744.23-451,787.46

Finding the Fourth Proportional to 814,308.36, 1,123,744.23 and 451,787.46

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Solution

The fourth proportional to 814,308.36, 1,123,744.23 and 451,787.46 is: 623,465.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,308.36 : 1,123,744.23 = 451,787.46 : x
  2. Step 2: Convert to fraction form
    814,308.36/1,123,744.23 = 451,787.46/x
  3. Step 3: Cross multiply
    814,308.36x = 1,123,744.23 × 451,787.46
  4. Step 4: Simplify right side
    814,308.36x = 507,693,551,361.36
  5. Step 5: Solve for x
    x = 507,693,551,361.36/814,308.36
  6. Step 6: Final answer
    x = 623,465.97

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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.