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Finding the Fourth Proportional to 384,200.40, 576,300.60 and 184,616.40

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Solution

The fourth proportional to 384,200.40, 576,300.60 and 184,616.40 is: 276,924.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,200.40 : 576,300.60 = 184,616.40 : x
  2. Step 2: Convert to fraction form
    384,200.40/576,300.60 = 184,616.40/x
  3. Step 3: Cross multiply
    384,200.40x = 576,300.60 × 184,616.40
  4. Step 4: Simplify right side
    384,200.40x = 106,394,542,089.84
  5. Step 5: Solve for x
    x = 106,394,542,089.84/384,200.40
  6. Step 6: Final answer
    x = 276,924.60

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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.