Home / 532,556.48-734,933.79-290,846.16

Finding the Fourth Proportional to 532,556.48, 734,933.79 and 290,846.16

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Solution

The fourth proportional to 532,556.48, 734,933.79 and 290,846.16 is: 401,370.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,556.48 : 734,933.79 = 290,846.16 : x
  2. Step 2: Convert to fraction form
    532,556.48/734,933.79 = 290,846.16/x
  3. Step 3: Cross multiply
    532,556.48x = 734,933.79 × 290,846.16
  4. Step 4: Simplify right side
    532,556.48x = 213,752,670,675.75
  5. Step 5: Solve for x
    x = 213,752,670,675.75/532,556.48
  6. Step 6: Final answer
    x = 401,370.89

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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.