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Finding the Fourth Proportional to 196,843.60, 295,265.40 and 195,677.20

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Solution

The fourth proportional to 196,843.60, 295,265.40 and 195,677.20 is: 293,515.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,843.60 : 295,265.40 = 195,677.20 : x
  2. Step 2: Convert to fraction form
    196,843.60/295,265.40 = 195,677.20/x
  3. Step 3: Cross multiply
    196,843.60x = 295,265.40 × 195,677.20
  4. Step 4: Simplify right side
    196,843.60x = 57,776,706,728.88
  5. Step 5: Solve for x
    x = 57,776,706,728.88/196,843.60
  6. Step 6: Final answer
    x = 293,515.80

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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.