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Finding the Fourth Proportional to 223,194.80, 333,820.20 and 199,672.40

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Solution

The fourth proportional to 223,194.80, 333,820.20 and 199,672.40 is: 298,639.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,194.80 : 333,820.20 = 199,672.40 : x
  2. Step 2: Convert to fraction form
    223,194.80/333,820.20 = 199,672.40/x
  3. Step 3: Cross multiply
    223,194.80x = 333,820.20 × 199,672.40
  4. Step 4: Simplify right side
    223,194.80x = 66,654,680,502.48
  5. Step 5: Solve for x
    x = 66,654,680,502.48/223,194.80
  6. Step 6: Final answer
    x = 298,639.04

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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.