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Finding the Fourth Proportional to 196,000.10, 294,000.15 and 194,617.70

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Solution

The fourth proportional to 196,000.10, 294,000.15 and 194,617.70 is: 291,926.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,000.10 : 294,000.15 = 194,617.70 : x
  2. Step 2: Convert to fraction form
    196,000.10/294,000.15 = 194,617.70/x
  3. Step 3: Cross multiply
    196,000.10x = 294,000.15 × 194,617.70
  4. Step 4: Simplify right side
    196,000.10x = 57,217,632,992.66
  5. Step 5: Solve for x
    x = 57,217,632,992.66/196,000.10
  6. Step 6: Final answer
    x = 291,926.55

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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.