Home / 447,734.25-617,884.34-243,796.34

Finding the Fourth Proportional to 447,734.25, 617,884.34 and 243,796.34

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Solution

The fourth proportional to 447,734.25, 617,884.34 and 243,796.34 is: 336,444.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,734.25 : 617,884.34 = 243,796.34 : x
  2. Step 2: Convert to fraction form
    447,734.25/617,884.34 = 243,796.34/x
  3. Step 3: Cross multiply
    447,734.25x = 617,884.34 × 243,796.34
  4. Step 4: Simplify right side
    447,734.25x = 150,637,942,858.46
  5. Step 5: Solve for x
    x = 150,637,942,858.46/447,734.25
  6. Step 6: Final answer
    x = 336,444.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.