Home / 682,928.39-943,202.57-531,784.82

Finding the Fourth Proportional to 682,928.39, 943,202.57 and 531,784.82

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Solution

The fourth proportional to 682,928.39, 943,202.57 and 531,784.82 is: 734,455.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,928.39 : 943,202.57 = 531,784.82 : x
  2. Step 2: Convert to fraction form
    682,928.39/943,202.57 = 531,784.82/x
  3. Step 3: Cross multiply
    682,928.39x = 943,202.57 × 531,784.82
  4. Step 4: Simplify right side
    682,928.39x = 501,580,801,536.05
  5. Step 5: Solve for x
    x = 501,580,801,536.05/682,928.39
  6. Step 6: Final answer
    x = 734,455.93

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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.