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Finding the Fourth Proportional to 594,090.15, 819,842.79 and 322,157.22

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Solution

The fourth proportional to 594,090.15, 819,842.79 and 322,157.22 is: 444,576.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,090.15 : 819,842.79 = 322,157.22 : x
  2. Step 2: Convert to fraction form
    594,090.15/819,842.79 = 322,157.22/x
  3. Step 3: Cross multiply
    594,090.15x = 819,842.79 × 322,157.22
  4. Step 4: Simplify right side
    594,090.15x = 264,118,274,063.44
  5. Step 5: Solve for x
    x = 264,118,274,063.44/594,090.15
  6. Step 6: Final answer
    x = 444,576.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.