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Finding the Fourth Proportional to 197,168.40, 295,752.60 and 84,902.40

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Solution

The fourth proportional to 197,168.40, 295,752.60 and 84,902.40 is: 127,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,168.40 : 295,752.60 = 84,902.40 : x
  2. Step 2: Convert to fraction form
    197,168.40/295,752.60 = 84,902.40/x
  3. Step 3: Cross multiply
    197,168.40x = 295,752.60 × 84,902.40
  4. Step 4: Simplify right side
    197,168.40x = 25,110,105,546.24
  5. Step 5: Solve for x
    x = 25,110,105,546.24/197,168.40
  6. Step 6: Final answer
    x = 127,353.60

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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.