Home / 814,337.56-1,123,787.15-451,761.43

Finding the Fourth Proportional to 814,337.56, 1,123,787.15 and 451,761.43

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Solution

The fourth proportional to 814,337.56, 1,123,787.15 and 451,761.43 is: 623,431.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,337.56 : 1,123,787.15 = 451,761.43 : x
  2. Step 2: Convert to fraction form
    814,337.56/1,123,787.15 = 451,761.43/x
  3. Step 3: Cross multiply
    814,337.56x = 1,123,787.15 × 451,761.43
  4. Step 4: Simplify right side
    814,337.56x = 507,683,689,899.62
  5. Step 5: Solve for x
    x = 507,683,689,899.62/814,337.56
  6. Step 6: Final answer
    x = 623,431.50

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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.