Home / 483,171.96-724,962.68-258,473.52

Finding the Fourth Proportional to 483,171.96, 724,962.68 and 258,473.52

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Solution

The fourth proportional to 483,171.96, 724,962.68 and 258,473.52 is: 387,819.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,171.96 : 724,962.68 = 258,473.52 : x
  2. Step 2: Convert to fraction form
    483,171.96/724,962.68 = 258,473.52/x
  3. Step 3: Cross multiply
    483,171.96x = 724,962.68 × 258,473.52
  4. Step 4: Simplify right side
    483,171.96x = 187,383,655,768.23
  5. Step 5: Solve for x
    x = 187,383,655,768.23/483,171.96
  6. Step 6: Final answer
    x = 387,819.81

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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.