Home / 653,232.13-979,847.83-203,991.50

Finding the Fourth Proportional to 653,232.13, 979,847.83 and 203,991.50

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Solution

The fourth proportional to 653,232.13, 979,847.83 and 203,991.50 is: 305,987.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,232.13 : 979,847.83 = 203,991.50 : x
  2. Step 2: Convert to fraction form
    653,232.13/979,847.83 = 203,991.50/x
  3. Step 3: Cross multiply
    653,232.13x = 979,847.83 × 203,991.50
  4. Step 4: Simplify right side
    653,232.13x = 199,880,627,643.63
  5. Step 5: Solve for x
    x = 199,880,627,643.63/653,232.13
  6. Step 6: Final answer
    x = 305,987.13

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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.