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Finding the Fourth Proportional to 665,246.40, 997,650.90 and 244,467.60

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Solution

The fourth proportional to 665,246.40, 997,650.90 and 244,467.60 is: 366,621.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,246.40 : 997,650.90 = 244,467.60 : x
  2. Step 2: Convert to fraction form
    665,246.40/997,650.90 = 244,467.60/x
  3. Step 3: Cross multiply
    665,246.40x = 997,650.90 × 244,467.60
  4. Step 4: Simplify right side
    665,246.40x = 243,893,321,160.84
  5. Step 5: Solve for x
    x = 243,893,321,160.84/665,246.40
  6. Step 6: Final answer
    x = 366,621.03

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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.