Home / 723,556.44-998,569.26-401,370.33

Finding the Fourth Proportional to 723,556.44, 998,569.26 and 401,370.33

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Solution

The fourth proportional to 723,556.44, 998,569.26 and 401,370.33 is: 553,925.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,556.44 : 998,569.26 = 401,370.33 : x
  2. Step 2: Convert to fraction form
    723,556.44/998,569.26 = 401,370.33/x
  3. Step 3: Cross multiply
    723,556.44x = 998,569.26 × 401,370.33
  4. Step 4: Simplify right side
    723,556.44x = 400,796,073,414.06
  5. Step 5: Solve for x
    x = 400,796,073,414.06/723,556.44
  6. Step 6: Final answer
    x = 553,925.10

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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.