Home / 554,146.92-831,016.26-199,065.60

Finding the Fourth Proportional to 554,146.92, 831,016.26 and 199,065.60

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Solution

The fourth proportional to 554,146.92, 831,016.26 and 199,065.60 is: 298,525.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,146.92 : 831,016.26 = 199,065.60 : x
  2. Step 2: Convert to fraction form
    554,146.92/831,016.26 = 199,065.60/x
  3. Step 3: Cross multiply
    554,146.92x = 831,016.26 × 199,065.60
  4. Step 4: Simplify right side
    554,146.92x = 165,426,750,406.66
  5. Step 5: Solve for x
    x = 165,426,750,406.66/554,146.92
  6. Step 6: Final answer
    x = 298,525.07

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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.