Home / 997,968.40-1,497,171.30-492,771.40

Finding the Fourth Proportional to 997,968.40, 1,497,171.30 and 492,771.40

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Solution

The fourth proportional to 997,968.40, 1,497,171.30 and 492,771.40 is: 739,265.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,968.40 : 1,497,171.30 = 492,771.40 : x
  2. Step 2: Convert to fraction form
    997,968.40/1,497,171.30 = 492,771.40/x
  3. Step 3: Cross multiply
    997,968.40x = 1,497,171.30 × 492,771.40
  4. Step 4: Simplify right side
    997,968.40x = 737,763,197,540.82
  5. Step 5: Solve for x
    x = 737,763,197,540.82/997,968.40
  6. Step 6: Final answer
    x = 739,265.09

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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.