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Finding the Fourth Proportional to 203,014.80, 304,522.20 and 97,844.40

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Solution

The fourth proportional to 203,014.80, 304,522.20 and 97,844.40 is: 146,766.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,014.80 : 304,522.20 = 97,844.40 : x
  2. Step 2: Convert to fraction form
    203,014.80/304,522.20 = 97,844.40/x
  3. Step 3: Cross multiply
    203,014.80x = 304,522.20 × 97,844.40
  4. Step 4: Simplify right side
    203,014.80x = 29,795,791,945.68
  5. Step 5: Solve for x
    x = 29,795,791,945.68/203,014.80
  6. Step 6: Final answer
    x = 146,766.60

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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.