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Finding the Fourth Proportional to 341,169.46, 470,818.74 and 197,972.80

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Solution

The fourth proportional to 341,169.46, 470,818.74 and 197,972.80 is: 273,205.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,169.46 : 470,818.74 = 197,972.80 : x
  2. Step 2: Convert to fraction form
    341,169.46/470,818.74 = 197,972.80/x
  3. Step 3: Cross multiply
    341,169.46x = 470,818.74 × 197,972.80
  4. Step 4: Simplify right side
    341,169.46x = 93,209,303,815.62
  5. Step 5: Solve for x
    x = 93,209,303,815.62/341,169.46
  6. Step 6: Final answer
    x = 273,205.30

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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.