Home / 919,553.64-1,268,793.90-537,506.52

Finding the Fourth Proportional to 919,553.64, 1,268,793.90 and 537,506.52

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Solution

The fourth proportional to 919,553.64, 1,268,793.90 and 537,506.52 is: 741,647.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,553.64 : 1,268,793.90 = 537,506.52 : x
  2. Step 2: Convert to fraction form
    919,553.64/1,268,793.90 = 537,506.52/x
  3. Step 3: Cross multiply
    919,553.64x = 1,268,793.90 × 537,506.52
  4. Step 4: Simplify right side
    919,553.64x = 681,984,993,786.23
  5. Step 5: Solve for x
    x = 681,984,993,786.23/919,553.64
  6. Step 6: Final answer
    x = 741,647.86

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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.