Home / 526,374.44-789,479.18-171,386.06

Finding the Fourth Proportional to 526,374.44, 789,479.18 and 171,386.06

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Solution

The fourth proportional to 526,374.44, 789,479.18 and 171,386.06 is: 257,052.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,374.44 : 789,479.18 = 171,386.06 : x
  2. Step 2: Convert to fraction form
    526,374.44/789,479.18 = 171,386.06/x
  3. Step 3: Cross multiply
    526,374.44x = 789,479.18 × 171,386.06
  4. Step 4: Simplify right side
    526,374.44x = 135,305,726,112.23
  5. Step 5: Solve for x
    x = 135,305,726,112.23/526,374.44
  6. Step 6: Final answer
    x = 257,052.23

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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.