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Finding the Fourth Proportional to 503,121.44, 754,521.92 and 166,099.36

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Solution

The fourth proportional to 503,121.44, 754,521.92 and 166,099.36 is: 249,096.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,121.44 : 754,521.92 = 166,099.36 : x
  2. Step 2: Convert to fraction form
    503,121.44/754,521.92 = 166,099.36/x
  3. Step 3: Cross multiply
    503,121.44x = 754,521.92 × 166,099.36
  4. Step 4: Simplify right side
    503,121.44x = 125,325,608,017.97
  5. Step 5: Solve for x
    x = 125,325,608,017.97/503,121.44
  6. Step 6: Final answer
    x = 249,096.14

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1.5x scale

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.