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Finding the Fourth Proportional to 363,855.60, 545,200.20 and 230,497.20

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Solution

The fourth proportional to 363,855.60, 545,200.20 and 230,497.20 is: 345,376.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,855.60 : 545,200.20 = 230,497.20 : x
  2. Step 2: Convert to fraction form
    363,855.60/545,200.20 = 230,497.20/x
  3. Step 3: Cross multiply
    363,855.60x = 545,200.20 × 230,497.20
  4. Step 4: Simplify right side
    363,855.60x = 125,667,119,539.44
  5. Step 5: Solve for x
    x = 125,667,119,539.44/363,855.60
  6. Step 6: Final answer
    x = 345,376.35

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1.5x scale

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.