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Finding the Fourth Proportional to 585,468.48, 876,799.44 and 300,408.84

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Solution

The fourth proportional to 585,468.48, 876,799.44 and 300,408.84 is: 449,893.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,468.48 : 876,799.44 = 300,408.84 : x
  2. Step 2: Convert to fraction form
    585,468.48/876,799.44 = 300,408.84/x
  3. Step 3: Cross multiply
    585,468.48x = 876,799.44 × 300,408.84
  4. Step 4: Simplify right side
    585,468.48x = 263,398,302,683.05
  5. Step 5: Solve for x
    x = 263,398,302,683.05/585,468.48
  6. Step 6: Final answer
    x = 449,893.23

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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.