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Finding the Fourth Proportional to 306,064.40, 459,096.60 and 222,083.60

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Solution

The fourth proportional to 306,064.40, 459,096.60 and 222,083.60 is: 333,125.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,064.40 : 459,096.60 = 222,083.60 : x
  2. Step 2: Convert to fraction form
    306,064.40/459,096.60 = 222,083.60/x
  3. Step 3: Cross multiply
    306,064.40x = 459,096.60 × 222,083.60
  4. Step 4: Simplify right side
    306,064.40x = 101,957,825,675.76
  5. Step 5: Solve for x
    x = 101,957,825,675.76/306,064.40
  6. Step 6: Final answer
    x = 333,125.40

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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.