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Finding the Fourth Proportional to 202,362.30, 303,543.45 and 193,723.65

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Solution

The fourth proportional to 202,362.30, 303,543.45 and 193,723.65 is: 290,585.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,362.30 : 303,543.45 = 193,723.65 : x
  2. Step 2: Convert to fraction form
    202,362.30/303,543.45 = 193,723.65/x
  3. Step 3: Cross multiply
    202,362.30x = 303,543.45 × 193,723.65
  4. Step 4: Simplify right side
    202,362.30x = 58,803,545,067.59
  5. Step 5: Solve for x
    x = 58,803,545,067.59/202,362.30
  6. Step 6: Final answer
    x = 290,585.48

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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.