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Finding the Fourth Proportional to 1,486,796.88, 2,051,943.94 and 833,485.72

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Solution

The fourth proportional to 1,486,796.88, 2,051,943.94 and 833,485.72 is: 1,150,302.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,796.88 : 2,051,943.94 = 833,485.72 : x
  2. Step 2: Convert to fraction form
    1,486,796.88/2,051,943.94 = 833,485.72/x
  3. Step 3: Cross multiply
    1,486,796.88x = 2,051,943.94 × 833,485.72
  4. Step 4: Simplify right side
    1,486,796.88x = 1,710,265,972,230.54
  5. Step 5: Solve for x
    x = 1,710,265,972,230.54/1,486,796.88
  6. Step 6: Final answer
    x = 1,150,302.37

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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.