Home / 665,877.57-998,845.51-192,610.77

Finding the Fourth Proportional to 665,877.57, 998,845.51 and 192,610.77

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Solution

The fourth proportional to 665,877.57, 998,845.51 and 192,610.77 is: 288,924.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,877.57 : 998,845.51 = 192,610.77 : x
  2. Step 2: Convert to fraction form
    665,877.57/998,845.51 = 192,610.77/x
  3. Step 3: Cross multiply
    665,877.57x = 998,845.51 × 192,610.77
  4. Step 4: Simplify right side
    665,877.57x = 192,388,402,792.14
  5. Step 5: Solve for x
    x = 192,388,402,792.14/665,877.57
  6. Step 6: Final answer
    x = 288,924.59

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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.