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Finding the Fourth Proportional to 323,714.10, 484,915.05 and 183,308.70

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Solution

The fourth proportional to 323,714.10, 484,915.05 and 183,308.70 is: 274,591.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,714.10 : 484,915.05 = 183,308.70 : x
  2. Step 2: Convert to fraction form
    323,714.10/484,915.05 = 183,308.70/x
  3. Step 3: Cross multiply
    323,714.10x = 484,915.05 × 183,308.70
  4. Step 4: Simplify right side
    323,714.10x = 88,889,147,425.94
  5. Step 5: Solve for x
    x = 88,889,147,425.94/323,714.10
  6. Step 6: Final answer
    x = 274,591.52

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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.