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Finding the Fourth Proportional to 477,517.63, 658,963.59 and 262,652.98

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Solution

The fourth proportional to 477,517.63, 658,963.59 and 262,652.98 is: 362,455.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,517.63 : 658,963.59 = 262,652.98 : x
  2. Step 2: Convert to fraction form
    477,517.63/658,963.59 = 262,652.98/x
  3. Step 3: Cross multiply
    477,517.63x = 658,963.59 × 262,652.98
  4. Step 4: Simplify right side
    477,517.63x = 173,078,750,625.00
  5. Step 5: Solve for x
    x = 173,078,750,625.00/477,517.63
  6. Step 6: Final answer
    x = 362,455.21

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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.