Home / 654,722.88-982,125.83-205,461.46

Finding the Fourth Proportional to 654,722.88, 982,125.83 and 205,461.46

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Solution

The fourth proportional to 654,722.88, 982,125.83 and 205,461.46 is: 308,205.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,722.88 : 982,125.83 = 205,461.46 : x
  2. Step 2: Convert to fraction form
    654,722.88/982,125.83 = 205,461.46/x
  3. Step 3: Cross multiply
    654,722.88x = 982,125.83 × 205,461.46
  4. Step 4: Simplify right side
    654,722.88x = 201,789,006,935.51
  5. Step 5: Solve for x
    x = 201,789,006,935.51/654,722.88
  6. Step 6: Final answer
    x = 308,205.22

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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.