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Finding the Fourth Proportional to 197,292.60, 295,355.70 and 185,758.20

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Solution

The fourth proportional to 197,292.60, 295,355.70 and 185,758.20 is: 278,088.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,292.60 : 295,355.70 = 185,758.20 : x
  2. Step 2: Convert to fraction form
    197,292.60/295,355.70 = 185,758.20/x
  3. Step 3: Cross multiply
    197,292.60x = 295,355.70 × 185,758.20
  4. Step 4: Simplify right side
    197,292.60x = 54,864,743,191.74
  5. Step 5: Solve for x
    x = 54,864,743,191.74/197,292.60
  6. Step 6: Final answer
    x = 278,088.20

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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.