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Finding the Fourth Proportional to 1,413.76, 1,950.98 and 792.76

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Solution

The fourth proportional to 1,413.76, 1,950.98 and 792.76 is: 1,094.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413.76 : 1,950.98 = 792.76 : x
  2. Step 2: Convert to fraction form
    1,413.76/1,950.98 = 792.76/x
  3. Step 3: Cross multiply
    1,413.76x = 1,950.98 × 792.76
  4. Step 4: Simplify right side
    1,413.76x = 1,546,658.90
  5. Step 5: Solve for x
    x = 1,546,658.90/1,413.76
  6. Step 6: Final answer
    x = 1,094.00

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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.