Home / 379,788.60-524,087.07-207,672.41

Finding the Fourth Proportional to 379,788.60, 524,087.07 and 207,672.41

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Solution

The fourth proportional to 379,788.60, 524,087.07 and 207,672.41 is: 286,576.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,788.60 : 524,087.07 = 207,672.41 : x
  2. Step 2: Convert to fraction form
    379,788.60/524,087.07 = 207,672.41/x
  3. Step 3: Cross multiply
    379,788.60x = 524,087.07 × 207,672.41
  4. Step 4: Simplify right side
    379,788.60x = 108,838,424,876.74
  5. Step 5: Solve for x
    x = 108,838,424,876.74/379,788.60
  6. Step 6: Final answer
    x = 286,576.33

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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.