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Finding the Fourth Proportional to 350,871.42, 526,348.26 and 123,097.38

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Solution

The fourth proportional to 350,871.42, 526,348.26 and 123,097.38 is: 184,660.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,871.42 : 526,348.26 = 123,097.38 : x
  2. Step 2: Convert to fraction form
    350,871.42/526,348.26 = 123,097.38/x
  3. Step 3: Cross multiply
    350,871.42x = 526,348.26 × 123,097.38
  4. Step 4: Simplify right side
    350,871.42x = 64,792,091,773.56
  5. Step 5: Solve for x
    x = 64,792,091,773.56/350,871.42
  6. Step 6: Final answer
    x = 184,660.50

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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.