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Finding the Fourth Proportional to 203,197.68, 304,798.32 and 55,453.68

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Solution

The fourth proportional to 203,197.68, 304,798.32 and 55,453.68 is: 83,181.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,197.68 : 304,798.32 = 55,453.68 : x
  2. Step 2: Convert to fraction form
    203,197.68/304,798.32 = 55,453.68/x
  3. Step 3: Cross multiply
    203,197.68x = 304,798.32 × 55,453.68
  4. Step 4: Simplify right side
    203,197.68x = 16,902,188,501.82
  5. Step 5: Solve for x
    x = 16,902,188,501.82/203,197.68
  6. Step 6: Final answer
    x = 83,181.01

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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.