Home / 882,687.51-1,324,040.99-660,935.43

Finding the Fourth Proportional to 882,687.51, 1,324,040.99 and 660,935.43

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Solution

The fourth proportional to 882,687.51, 1,324,040.99 and 660,935.43 is: 991,410.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,687.51 : 1,324,040.99 = 660,935.43 : x
  2. Step 2: Convert to fraction form
    882,687.51/1,324,040.99 = 660,935.43/x
  3. Step 3: Cross multiply
    882,687.51x = 1,324,040.99 × 660,935.43
  4. Step 4: Simplify right side
    882,687.51x = 875,105,597,758.60
  5. Step 5: Solve for x
    x = 875,105,597,758.60/882,687.51
  6. Step 6: Final answer
    x = 991,410.42

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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.