Home / 814,336.07-1,123,785.09-451,759.94

Finding the Fourth Proportional to 814,336.07, 1,123,785.09 and 451,759.94

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Solution

The fourth proportional to 814,336.07, 1,123,785.09 and 451,759.94 is: 623,429.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,336.07 : 1,123,785.09 = 451,759.94 : x
  2. Step 2: Convert to fraction form
    814,336.07/1,123,785.09 = 451,759.94/x
  3. Step 3: Cross multiply
    814,336.07x = 1,123,785.09 × 451,759.94
  4. Step 4: Simplify right side
    814,336.07x = 507,681,079,212.37
  5. Step 5: Solve for x
    x = 507,681,079,212.37/814,336.07
  6. Step 6: Final answer
    x = 623,429.44

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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.