Home / 814,054.20-1,123,463.82-451,594.86

Finding the Fourth Proportional to 814,054.20, 1,123,463.82 and 451,594.86

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Solution

The fourth proportional to 814,054.20, 1,123,463.82 and 451,594.86 is: 623,239.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,054.20 : 1,123,463.82 = 451,594.86 : x
  2. Step 2: Convert to fraction form
    814,054.20/1,123,463.82 = 451,594.86/x
  3. Step 3: Cross multiply
    814,054.20x = 1,123,463.82 × 451,594.86
  4. Step 4: Simplify right side
    814,054.20x = 507,350,486,507.97
  5. Step 5: Solve for x
    x = 507,350,486,507.97/814,054.20
  6. Step 6: Final answer
    x = 623,239.20

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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.