Home / 659,180.24-988,862.27-203,808.65

Finding the Fourth Proportional to 659,180.24, 988,862.27 and 203,808.65

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Solution

The fourth proportional to 659,180.24, 988,862.27 and 203,808.65 is: 305,741.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,180.24 : 988,862.27 = 203,808.65 : x
  2. Step 2: Convert to fraction form
    659,180.24/988,862.27 = 203,808.65/x
  3. Step 3: Cross multiply
    659,180.24x = 988,862.27 × 203,808.65
  4. Step 4: Simplify right side
    659,180.24x = 201,538,683,265.59
  5. Step 5: Solve for x
    x = 201,538,683,265.59/659,180.24
  6. Step 6: Final answer
    x = 305,741.39

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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.