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Finding the Fourth Proportional to 202,319.15, 303,478.73 and 202,319.15

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Solution

The fourth proportional to 202,319.15, 303,478.73 and 202,319.15 is: 303,478.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,319.15 : 303,478.73 = 202,319.15 : x
  2. Step 2: Convert to fraction form
    202,319.15/303,478.73 = 202,319.15/x
  3. Step 3: Cross multiply
    202,319.15x = 303,478.73 × 202,319.15
  4. Step 4: Simplify right side
    202,319.15x = 61,399,558,696.68
  5. Step 5: Solve for x
    x = 61,399,558,696.68/202,319.15
  6. Step 6: Final answer
    x = 303,478.73

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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.