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Finding the Fourth Proportional to 223,800.30, 335,700.45 and 188,370.90

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Solution

The fourth proportional to 223,800.30, 335,700.45 and 188,370.90 is: 282,556.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,800.30 : 335,700.45 = 188,370.90 : x
  2. Step 2: Convert to fraction form
    223,800.30/335,700.45 = 188,370.90/x
  3. Step 3: Cross multiply
    223,800.30x = 335,700.45 × 188,370.90
  4. Step 4: Simplify right side
    223,800.30x = 63,236,195,896.91
  5. Step 5: Solve for x
    x = 63,236,195,896.91/223,800.30
  6. Step 6: Final answer
    x = 282,556.35

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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.