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Finding the Fourth Proportional to 221,866.80, 332,800.20 and 184,469.10

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Solution

The fourth proportional to 221,866.80, 332,800.20 and 184,469.10 is: 276,703.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,866.80 : 332,800.20 = 184,469.10 : x
  2. Step 2: Convert to fraction form
    221,866.80/332,800.20 = 184,469.10/x
  3. Step 3: Cross multiply
    221,866.80x = 332,800.20 × 184,469.10
  4. Step 4: Simplify right side
    221,866.80x = 61,391,353,373.82
  5. Step 5: Solve for x
    x = 61,391,353,373.82/221,866.80
  6. Step 6: Final answer
    x = 276,703.65

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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.