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Finding the Fourth Proportional to 368,567.67, 552,789.85 and 102,355.10

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Solution

The fourth proportional to 368,567.67, 552,789.85 and 102,355.10 is: 153,515.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,567.67 : 552,789.85 = 102,355.10 : x
  2. Step 2: Convert to fraction form
    368,567.67/552,789.85 = 102,355.10/x
  3. Step 3: Cross multiply
    368,567.67x = 552,789.85 × 102,355.10
  4. Step 4: Simplify right side
    368,567.67x = 56,580,860,375.74
  5. Step 5: Solve for x
    x = 56,580,860,375.74/368,567.67
  6. Step 6: Final answer
    x = 153,515.53

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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.