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Finding the Fourth Proportional to 192,693.90, 289,040.85 and 184,820.70

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Solution

The fourth proportional to 192,693.90, 289,040.85 and 184,820.70 is: 277,231.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,693.90 : 289,040.85 = 184,820.70 : x
  2. Step 2: Convert to fraction form
    192,693.90/289,040.85 = 184,820.70/x
  3. Step 3: Cross multiply
    192,693.90x = 289,040.85 × 184,820.70
  4. Step 4: Simplify right side
    192,693.90x = 53,420,732,225.60
  5. Step 5: Solve for x
    x = 53,420,732,225.60/192,693.90
  6. Step 6: Final answer
    x = 277,231.05

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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.