Home / 447,044.52-616,928.77-243,099.48

Finding the Fourth Proportional to 447,044.52, 616,928.77 and 243,099.48

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Solution

The fourth proportional to 447,044.52, 616,928.77 and 243,099.48 is: 335,481.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,044.52 : 616,928.77 = 243,099.48 : x
  2. Step 2: Convert to fraction form
    447,044.52/616,928.77 = 243,099.48/x
  3. Step 3: Cross multiply
    447,044.52x = 616,928.77 × 243,099.48
  4. Step 4: Simplify right side
    447,044.52x = 149,975,063,184.04
  5. Step 5: Solve for x
    x = 149,975,063,184.04/447,044.52
  6. Step 6: Final answer
    x = 335,481.27

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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.