Home / 893,899.26-1,233,605.16-486,028.62

Finding the Fourth Proportional to 893,899.26, 1,233,605.16 and 486,028.62

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Solution

The fourth proportional to 893,899.26, 1,233,605.16 and 486,028.62 is: 670,732.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,899.26 : 1,233,605.16 = 486,028.62 : x
  2. Step 2: Convert to fraction form
    893,899.26/1,233,605.16 = 486,028.62/x
  3. Step 3: Cross multiply
    893,899.26x = 1,233,605.16 × 486,028.62
  4. Step 4: Simplify right side
    893,899.26x = 599,567,413,539.68
  5. Step 5: Solve for x
    x = 599,567,413,539.68/893,899.26
  6. Step 6: Final answer
    x = 670,732.64

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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.