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Finding the Fourth Proportional to 322,575,489.60, 483,863,234.40 and 231,876,225.60

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Solution

The fourth proportional to 322,575,489.60, 483,863,234.40 and 231,876,225.60 is: 347,814,338.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,575,489.60 : 483,863,234.40 = 231,876,225.60 : x
  2. Step 2: Convert to fraction form
    322,575,489.60/483,863,234.40 = 231,876,225.60/x
  3. Step 3: Cross multiply
    322,575,489.60x = 483,863,234.40 × 231,876,225.60
  4. Step 4: Simplify right side
    322,575,489.60x = 112,196,380,499,280,080
  5. Step 5: Solve for x
    x = 112,196,380,499,280,080/322,575,489.60
  6. Step 6: Final answer
    x = 347,814,338.40

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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.