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Finding the Fourth Proportional to 601,620.40, 902,673.60 and 264,725.20

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Solution

The fourth proportional to 601,620.40, 902,673.60 and 264,725.20 is: 397,194.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,620.40 : 902,673.60 = 264,725.20 : x
  2. Step 2: Convert to fraction form
    601,620.40/902,673.60 = 264,725.20/x
  3. Step 3: Cross multiply
    601,620.40x = 902,673.60 × 264,725.20
  4. Step 4: Simplify right side
    601,620.40x = 238,960,449,294.72
  5. Step 5: Solve for x
    x = 238,960,449,294.72/601,620.40
  6. Step 6: Final answer
    x = 397,194.72

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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.