Home / 1,263,232.80-1,743,360.57-719,391.51

Finding the Fourth Proportional to 1,263,232.80, 1,743,360.57 and 719,391.51

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Solution

The fourth proportional to 1,263,232.80, 1,743,360.57 and 719,391.51 is: 992,816.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,232.80 : 1,743,360.57 = 719,391.51 : x
  2. Step 2: Convert to fraction form
    1,263,232.80/1,743,360.57 = 719,391.51/x
  3. Step 3: Cross multiply
    1,263,232.80x = 1,743,360.57 × 719,391.51
  4. Step 4: Simplify right side
    1,263,232.80x = 1,254,158,792,926.76
  5. Step 5: Solve for x
    x = 1,254,158,792,926.76/1,263,232.80
  6. Step 6: Final answer
    x = 992,816.84

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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.