Home / 339,788.49-468,909.89-186,836.51

Finding the Fourth Proportional to 339,788.49, 468,909.89 and 186,836.51

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Solution

The fourth proportional to 339,788.49, 468,909.89 and 186,836.51 is: 257,835.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,788.49 : 468,909.89 = 186,836.51 : x
  2. Step 2: Convert to fraction form
    339,788.49/468,909.89 = 186,836.51/x
  3. Step 3: Cross multiply
    339,788.49x = 468,909.89 × 186,836.51
  4. Step 4: Simplify right side
    339,788.49x = 87,609,487,105.93
  5. Step 5: Solve for x
    x = 87,609,487,105.93/339,788.49
  6. Step 6: Final answer
    x = 257,835.35

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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.