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Finding the Fourth Proportional to 458,355.89, 632,521.59 and 254,394.84

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Solution

The fourth proportional to 458,355.89, 632,521.59 and 254,394.84 is: 351,059.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,355.89 : 632,521.59 = 254,394.84 : x
  2. Step 2: Convert to fraction form
    458,355.89/632,521.59 = 254,394.84/x
  3. Step 3: Cross multiply
    458,355.89x = 632,521.59 × 254,394.84
  4. Step 4: Simplify right side
    458,355.89x = 160,910,228,684.60
  5. Step 5: Solve for x
    x = 160,910,228,684.60/458,355.89
  6. Step 6: Final answer
    x = 351,059.59

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