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Finding the Fourth Proportional to 323,503,612.80, 453,711,273.60 and 323,503,612.80

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Solution

The fourth proportional to 323,503,612.80, 453,711,273.60 and 323,503,612.80 is: 453,711,273.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,503,612.80 : 453,711,273.60 = 323,503,612.80 : x
  2. Step 2: Convert to fraction form
    323,503,612.80/453,711,273.60 = 323,503,612.80/x
  3. Step 3: Cross multiply
    323,503,612.80x = 453,711,273.60 × 323,503,612.80
  4. Step 4: Simplify right side
    323,503,612.80x = 146,777,236,177,689,280
  5. Step 5: Solve for x
    x = 146,777,236,177,689,280/323,503,612.80
  6. Step 6: Final answer
    x = 453,711,273.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.