Home / 671,972.40-1,007,958.60-504,010.80

Finding the Fourth Proportional to 671,972.40, 1,007,958.60 and 504,010.80

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Solution

The fourth proportional to 671,972.40, 1,007,958.60 and 504,010.80 is: 756,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,972.40 : 1,007,958.60 = 504,010.80 : x
  2. Step 2: Convert to fraction form
    671,972.40/1,007,958.60 = 504,010.80/x
  3. Step 3: Cross multiply
    671,972.40x = 1,007,958.60 × 504,010.80
  4. Step 4: Simplify right side
    671,972.40x = 508,022,020,352.88
  5. Step 5: Solve for x
    x = 508,022,020,352.88/671,972.40
  6. Step 6: Final answer
    x = 756,016.20

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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.