Home / 956,723.51-1,320,371.80-714,586.16

Finding the Fourth Proportional to 956,723.51, 1,320,371.80 and 714,586.16

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Solution

The fourth proportional to 956,723.51, 1,320,371.80 and 714,586.16 is: 986,198.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,723.51 : 1,320,371.80 = 714,586.16 : x
  2. Step 2: Convert to fraction form
    956,723.51/1,320,371.80 = 714,586.16/x
  3. Step 3: Cross multiply
    956,723.51x = 1,320,371.80 × 714,586.16
  4. Step 4: Simplify right side
    956,723.51x = 943,519,410,761.36
  5. Step 5: Solve for x
    x = 943,519,410,761.36/956,723.51
  6. Step 6: Final answer
    x = 986,198.63

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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.