Home / 936,559.75-1,292,451.94-528,665.12

Finding the Fourth Proportional to 936,559.75, 1,292,451.94 and 528,665.12

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Solution

The fourth proportional to 936,559.75, 1,292,451.94 and 528,665.12 is: 729,557.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,559.75 : 1,292,451.94 = 528,665.12 : x
  2. Step 2: Convert to fraction form
    936,559.75/1,292,451.94 = 528,665.12/x
  3. Step 3: Cross multiply
    936,559.75x = 1,292,451.94 × 528,665.12
  4. Step 4: Simplify right side
    936,559.75x = 683,274,256,810.33
  5. Step 5: Solve for x
    x = 683,274,256,810.33/936,559.75
  6. Step 6: Final answer
    x = 729,557.57

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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.