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Finding the Fourth Proportional to 250,606.64, 376,056.84 and 100,823.60

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Solution

The fourth proportional to 250,606.64, 376,056.84 and 100,823.60 is: 151,294.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,606.64 : 376,056.84 = 100,823.60 : x
  2. Step 2: Convert to fraction form
    250,606.64/376,056.84 = 100,823.60/x
  3. Step 3: Cross multiply
    250,606.64x = 376,056.84 × 100,823.60
  4. Step 4: Simplify right side
    250,606.64x = 37,915,404,413.42
  5. Step 5: Solve for x
    x = 37,915,404,413.42/250,606.64
  6. Step 6: Final answer
    x = 151,294.49

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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.