Home / 655,156.37-982,740.04-205,867.31

Finding the Fourth Proportional to 655,156.37, 982,740.04 and 205,867.31

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Solution

The fourth proportional to 655,156.37, 982,740.04 and 205,867.31 is: 308,802.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,156.37 : 982,740.04 = 205,867.31 : x
  2. Step 2: Convert to fraction form
    655,156.37/982,740.04 = 205,867.31/x
  3. Step 3: Cross multiply
    655,156.37x = 982,740.04 × 205,867.31
  4. Step 4: Simplify right side
    655,156.37x = 202,314,043,035.72
  5. Step 5: Solve for x
    x = 202,314,043,035.72/655,156.37
  6. Step 6: Final answer
    x = 308,802.68

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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.