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Finding the Fourth Proportional to 243,520.65, 365,280.98 and 184,471.65

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Solution

The fourth proportional to 243,520.65, 365,280.98 and 184,471.65 is: 276,707.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,520.65 : 365,280.98 = 184,471.65 : x
  2. Step 2: Convert to fraction form
    243,520.65/365,280.98 = 184,471.65/x
  3. Step 3: Cross multiply
    243,520.65x = 365,280.98 × 184,471.65
  4. Step 4: Simplify right side
    243,520.65x = 67,383,984,171.86
  5. Step 5: Solve for x
    x = 67,383,984,171.86/243,520.65
  6. Step 6: Final answer
    x = 276,707.48

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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.