Home / 744,918.34-1,028,010.66-422,642.02

Finding the Fourth Proportional to 744,918.34, 1,028,010.66 and 422,642.02

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Solution

The fourth proportional to 744,918.34, 1,028,010.66 and 422,642.02 is: 583,259.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,918.34 : 1,028,010.66 = 422,642.02 : x
  2. Step 2: Convert to fraction form
    744,918.34/1,028,010.66 = 422,642.02/x
  3. Step 3: Cross multiply
    744,918.34x = 1,028,010.66 × 422,642.02
  4. Step 4: Simplify right side
    744,918.34x = 434,480,501,923.93
  5. Step 5: Solve for x
    x = 434,480,501,923.93/744,918.34
  6. Step 6: Final answer
    x = 583,259.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.