Home / 659,424.73-988,998.62-185,999.37

Finding the Fourth Proportional to 659,424.73, 988,998.62 and 185,999.37

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Solution

The fourth proportional to 659,424.73, 988,998.62 and 185,999.37 is: 278,960.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,424.73 : 988,998.62 = 185,999.37 : x
  2. Step 2: Convert to fraction form
    659,424.73/988,998.62 = 185,999.37/x
  3. Step 3: Cross multiply
    659,424.73x = 988,998.62 × 185,999.37
  4. Step 4: Simplify right side
    659,424.73x = 183,953,119,320.87
  5. Step 5: Solve for x
    x = 183,953,119,320.87/659,424.73
  6. Step 6: Final answer
    x = 278,960.00

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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.