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Finding the Fourth Proportional to 202,215.15, 303,322.73 and 202,215.15

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Solution

The fourth proportional to 202,215.15, 303,322.73 and 202,215.15 is: 303,322.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,215.15 : 303,322.73 = 202,215.15 : x
  2. Step 2: Convert to fraction form
    202,215.15/303,322.73 = 202,215.15/x
  3. Step 3: Cross multiply
    202,215.15x = 303,322.73 × 202,215.15
  4. Step 4: Simplify right side
    202,215.15x = 61,336,450,334.28
  5. Step 5: Solve for x
    x = 61,336,450,334.28/202,215.15
  6. Step 6: Final answer
    x = 303,322.73

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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.