Home / 959,728.40-1,436,573.76-658,447.28

Finding the Fourth Proportional to 959,728.40, 1,436,573.76 and 658,447.28

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Solution

The fourth proportional to 959,728.40, 1,436,573.76 and 658,447.28 is: 985,599.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,728.40 : 1,436,573.76 = 658,447.28 : x
  2. Step 2: Convert to fraction form
    959,728.40/1,436,573.76 = 658,447.28/x
  3. Step 3: Cross multiply
    959,728.40x = 1,436,573.76 × 658,447.28
  4. Step 4: Simplify right side
    959,728.40x = 945,908,084,791.37
  5. Step 5: Solve for x
    x = 945,908,084,791.37/959,728.40
  6. Step 6: Final answer
    x = 985,599.76

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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.