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Finding the Fourth Proportional to 488,199.62, 732,368.75 and 151,266.75

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Solution

The fourth proportional to 488,199.62, 732,368.75 and 151,266.75 is: 226,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,199.62 : 732,368.75 = 151,266.75 : x
  2. Step 2: Convert to fraction form
    488,199.62/732,368.75 = 151,266.75/x
  3. Step 3: Cross multiply
    488,199.62x = 732,368.75 × 151,266.75
  4. Step 4: Simplify right side
    488,199.62x = 110,783,039,857.73
  5. Step 5: Solve for x
    x = 110,783,039,857.73/488,199.62
  6. Step 6: Final answer
    x = 226,921.60

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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.