Home / 737,631.40-1,104,891.90-613,215.40

Finding the Fourth Proportional to 737,631.40, 1,104,891.90 and 613,215.40

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Solution

The fourth proportional to 737,631.40, 1,104,891.90 and 613,215.40 is: 918,530.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,631.40 : 1,104,891.90 = 613,215.40 : x
  2. Step 2: Convert to fraction form
    737,631.40/1,104,891.90 = 613,215.40/x
  3. Step 3: Cross multiply
    737,631.40x = 1,104,891.90 × 613,215.40
  4. Step 4: Simplify right side
    737,631.40x = 677,536,728,415.26
  5. Step 5: Solve for x
    x = 677,536,728,415.26/737,631.40
  6. Step 6: Final answer
    x = 918,530.21

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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.