Home / 629,122.68-943,613.37-173,778.64

Finding the Fourth Proportional to 629,122.68, 943,613.37 and 173,778.64

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Solution

The fourth proportional to 629,122.68, 943,613.37 and 173,778.64 is: 260,648.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,122.68 : 943,613.37 = 173,778.64 : x
  2. Step 2: Convert to fraction form
    629,122.68/943,613.37 = 173,778.64/x
  3. Step 3: Cross multiply
    629,122.68x = 943,613.37 × 173,778.64
  4. Step 4: Simplify right side
    629,122.68x = 163,979,845,765.38
  5. Step 5: Solve for x
    x = 163,979,845,765.38/629,122.68
  6. Step 6: Final answer
    x = 260,648.44

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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.