Home / 801,768.51-1,106,404.31-479,656.22

Finding the Fourth Proportional to 801,768.51, 1,106,404.31 and 479,656.22

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Solution

The fourth proportional to 801,768.51, 1,106,404.31 and 479,656.22 is: 661,903.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,768.51 : 1,106,404.31 = 479,656.22 : x
  2. Step 2: Convert to fraction form
    801,768.51/1,106,404.31 = 479,656.22/x
  3. Step 3: Cross multiply
    801,768.51x = 1,106,404.31 × 479,656.22
  4. Step 4: Simplify right side
    801,768.51x = 530,693,704,793.43
  5. Step 5: Solve for x
    x = 530,693,704,793.43/801,768.51
  6. Step 6: Final answer
    x = 661,903.90

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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.