Home / 936,181.31-1,404,334.86-328,895.78

Finding the Fourth Proportional to 936,181.31, 1,404,334.86 and 328,895.78

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Solution

The fourth proportional to 936,181.31, 1,404,334.86 and 328,895.78 is: 493,365.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,181.31 : 1,404,334.86 = 328,895.78 : x
  2. Step 2: Convert to fraction form
    936,181.31/1,404,334.86 = 328,895.78/x
  3. Step 3: Cross multiply
    936,181.31x = 1,404,334.86 × 328,895.78
  4. Step 4: Simplify right side
    936,181.31x = 461,879,802,139.22
  5. Step 5: Solve for x
    x = 461,879,802,139.22/936,181.31
  6. Step 6: Final answer
    x = 493,365.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.