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Finding the Fourth Proportional to 341,202.05, 470,706.57 and 197,879.03

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Solution

The fourth proportional to 341,202.05, 470,706.57 and 197,879.03 is: 272,984.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,202.05 : 470,706.57 = 197,879.03 : x
  2. Step 2: Convert to fraction form
    341,202.05/470,706.57 = 197,879.03/x
  3. Step 3: Cross multiply
    341,202.05x = 470,706.57 × 197,879.03
  4. Step 4: Simplify right side
    341,202.05x = 93,142,957,132.69
  5. Step 5: Solve for x
    x = 93,142,957,132.69/341,202.05
  6. Step 6: Final answer
    x = 272,984.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.