Home / 283,444-391,118.68-162,579.04

Finding the Fourth Proportional to 283,444, 391,118.68 and 162,579.04

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Solution

The fourth proportional to 283,444, 391,118.68 and 162,579.04 is: 224,339.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,444 : 391,118.68 = 162,579.04 : x
  2. Step 2: Convert to fraction form
    283,444/391,118.68 = 162,579.04/x
  3. Step 3: Cross multiply
    283,444x = 391,118.68 × 162,579.04
  4. Step 4: Simplify right side
    283,444x = 63,587,699,520.47
  5. Step 5: Solve for x
    x = 63,587,699,520.47/283,444
  6. Step 6: Final answer
    x = 224,339.55

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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.