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Finding the Fourth Proportional to 197,201.80, 295,802.70 and 164,396.80

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Solution

The fourth proportional to 197,201.80, 295,802.70 and 164,396.80 is: 246,595.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,201.80 : 295,802.70 = 164,396.80 : x
  2. Step 2: Convert to fraction form
    197,201.80/295,802.70 = 164,396.80/x
  3. Step 3: Cross multiply
    197,201.80x = 295,802.70 × 164,396.80
  4. Step 4: Simplify right side
    197,201.80x = 48,629,017,311.36
  5. Step 5: Solve for x
    x = 48,629,017,311.36/197,201.80
  6. Step 6: Final answer
    x = 246,595.20

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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.