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Finding the Fourth Proportional to 368,566.55, 552,788.16 and 102,353.97

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Solution

The fourth proportional to 368,566.55, 552,788.16 and 102,353.97 is: 153,513.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,566.55 : 552,788.16 = 102,353.97 : x
  2. Step 2: Convert to fraction form
    368,566.55/552,788.16 = 102,353.97/x
  3. Step 3: Cross multiply
    368,566.55x = 552,788.16 × 102,353.97
  4. Step 4: Simplify right side
    368,566.55x = 56,580,062,745.00
  5. Step 5: Solve for x
    x = 56,580,062,745.00/368,566.55
  6. Step 6: Final answer
    x = 153,513.83

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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.