Home / 857,747.44-1,287,040.35-606,641.59

Finding the Fourth Proportional to 857,747.44, 1,287,040.35 and 606,641.59

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Solution

The fourth proportional to 857,747.44, 1,287,040.35 and 606,641.59 is: 910,258.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,747.44 : 1,287,040.35 = 606,641.59 : x
  2. Step 2: Convert to fraction form
    857,747.44/1,287,040.35 = 606,641.59/x
  3. Step 3: Cross multiply
    857,747.44x = 1,287,040.35 × 606,641.59
  4. Step 4: Simplify right side
    857,747.44x = 780,772,204,318.16
  5. Step 5: Solve for x
    x = 780,772,204,318.16/857,747.44
  6. Step 6: Final answer
    x = 910,258.86

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