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Finding the Fourth Proportional to 1,750.52, 2,413.20 and 1,376

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Solution

The fourth proportional to 1,750.52, 2,413.20 and 1,376 is: 1,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750.52 : 2,413.20 = 1,376 : x
  2. Step 2: Convert to fraction form
    1,750.52/2,413.20 = 1,376/x
  3. Step 3: Cross multiply
    1,750.52x = 2,413.20 × 1,376
  4. Step 4: Simplify right side
    1,750.52x = 3,320,563.20
  5. Step 5: Solve for x
    x = 3,320,563.20/1,750.52
  6. Step 6: Final answer
    x = 1,896.90

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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.