Home / 340,326.26-469,641.66-187,362.93

Finding the Fourth Proportional to 340,326.26, 469,641.66 and 187,362.93

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Solution

The fourth proportional to 340,326.26, 469,641.66 and 187,362.93 is: 258,556.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,326.26 : 469,641.66 = 187,362.93 : x
  2. Step 2: Convert to fraction form
    340,326.26/469,641.66 = 187,362.93/x
  3. Step 3: Cross multiply
    340,326.26x = 469,641.66 × 187,362.93
  4. Step 4: Simplify right side
    340,326.26x = 87,993,437,467.66
  5. Step 5: Solve for x
    x = 87,993,437,467.66/340,326.26
  6. Step 6: Final answer
    x = 258,556.12

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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.