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Finding the Fourth Proportional to 298,000.04, 447,093.36 and 98,460.60

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Solution

The fourth proportional to 298,000.04, 447,093.36 and 98,460.60 is: 147,721.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,000.04 : 447,093.36 = 98,460.60 : x
  2. Step 2: Convert to fraction form
    298,000.04/447,093.36 = 98,460.60/x
  3. Step 3: Cross multiply
    298,000.04x = 447,093.36 × 98,460.60
  4. Step 4: Simplify right side
    298,000.04x = 44,021,080,481.62
  5. Step 5: Solve for x
    x = 44,021,080,481.62/298,000.04
  6. Step 6: Final answer
    x = 147,721.73

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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.