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Finding the Fourth Proportional to 522,029.88, 720,469.74 and 295,683

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Solution

The fourth proportional to 522,029.88, 720,469.74 and 295,683 is: 408,081.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,029.88 : 720,469.74 = 295,683 : x
  2. Step 2: Convert to fraction form
    522,029.88/720,469.74 = 295,683/x
  3. Step 3: Cross multiply
    522,029.88x = 720,469.74 × 295,683
  4. Step 4: Simplify right side
    522,029.88x = 213,030,654,132.42
  5. Step 5: Solve for x
    x = 213,030,654,132.42/522,029.88
  6. Step 6: Final answer
    x = 408,081.34

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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.