Home / 515,971.96-773,657.24-200,059.84

Finding the Fourth Proportional to 515,971.96, 773,657.24 and 200,059.84

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Solution

The fourth proportional to 515,971.96, 773,657.24 and 200,059.84 is: 299,973.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,971.96 : 773,657.24 = 200,059.84 : x
  2. Step 2: Convert to fraction form
    515,971.96/773,657.24 = 200,059.84/x
  3. Step 3: Cross multiply
    515,971.96x = 773,657.24 × 200,059.84
  4. Step 4: Simplify right side
    515,971.96x = 154,777,743,649.24
  5. Step 5: Solve for x
    x = 154,777,743,649.24/515,971.96
  6. Step 6: Final answer
    x = 299,973.17

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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.