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Finding the Fourth Proportional to 200,060.70, 300,091.05 and 193,062.30

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Solution

The fourth proportional to 200,060.70, 300,091.05 and 193,062.30 is: 289,593.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,060.70 : 300,091.05 = 193,062.30 : x
  2. Step 2: Convert to fraction form
    200,060.70/300,091.05 = 193,062.30/x
  3. Step 3: Cross multiply
    200,060.70x = 300,091.05 × 193,062.30
  4. Step 4: Simplify right side
    200,060.70x = 57,936,268,322.42
  5. Step 5: Solve for x
    x = 57,936,268,322.42/200,060.70
  6. Step 6: Final answer
    x = 289,593.45

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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.