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Finding the Fourth Proportional to 196,758.80, 295,138.20 and 181,552.40

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Solution

The fourth proportional to 196,758.80, 295,138.20 and 181,552.40 is: 272,328.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,758.80 : 295,138.20 = 181,552.40 : x
  2. Step 2: Convert to fraction form
    196,758.80/295,138.20 = 181,552.40/x
  3. Step 3: Cross multiply
    196,758.80x = 295,138.20 × 181,552.40
  4. Step 4: Simplify right side
    196,758.80x = 53,583,048,541.68
  5. Step 5: Solve for x
    x = 53,583,048,541.68/196,758.80
  6. Step 6: Final answer
    x = 272,328.60

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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.