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Finding the Fourth Proportional to 384,165.60, 576,171.60 and 184,485.60

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Solution

The fourth proportional to 384,165.60, 576,171.60 and 184,485.60 is: 276,691.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,165.60 : 576,171.60 = 184,485.60 : x
  2. Step 2: Convert to fraction form
    384,165.60/576,171.60 = 184,485.60/x
  3. Step 3: Cross multiply
    384,165.60x = 576,171.60 × 184,485.60
  4. Step 4: Simplify right side
    384,165.60x = 106,295,363,328.96
  5. Step 5: Solve for x
    x = 106,295,363,328.96/384,165.60
  6. Step 6: Final answer
    x = 276,691.52

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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.