Home / 919,562.64-1,268,806.26-537,515.52

Finding the Fourth Proportional to 919,562.64, 1,268,806.26 and 537,515.52

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Solution

The fourth proportional to 919,562.64, 1,268,806.26 and 537,515.52 is: 741,660.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,562.64 : 1,268,806.26 = 537,515.52 : x
  2. Step 2: Convert to fraction form
    919,562.64/1,268,806.26 = 537,515.52/x
  3. Step 3: Cross multiply
    919,562.64x = 1,268,806.26 × 537,515.52
  4. Step 4: Simplify right side
    919,562.64x = 682,003,056,623.16
  5. Step 5: Solve for x
    x = 682,003,056,623.16/919,562.64
  6. Step 6: Final answer
    x = 741,660.25

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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.