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Finding the Fourth Proportional to 301,786.60, 452,023.80 and 183,251.20

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Solution

The fourth proportional to 301,786.60, 452,023.80 and 183,251.20 is: 274,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,786.60 : 452,023.80 = 183,251.20 : x
  2. Step 2: Convert to fraction form
    301,786.60/452,023.80 = 183,251.20/x
  3. Step 3: Cross multiply
    301,786.60x = 452,023.80 × 183,251.20
  4. Step 4: Simplify right side
    301,786.60x = 82,833,903,778.56
  5. Step 5: Solve for x
    x = 82,833,903,778.56/301,786.60
  6. Step 6: Final answer
    x = 274,478.40

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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.