Home / 379,650.29-524,049.33-218,569.53

Finding the Fourth Proportional to 379,650.29, 524,049.33 and 218,569.53

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Solution

The fourth proportional to 379,650.29, 524,049.33 and 218,569.53 is: 301,701.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,650.29 : 524,049.33 = 218,569.53 : x
  2. Step 2: Convert to fraction form
    379,650.29/524,049.33 = 218,569.53/x
  3. Step 3: Cross multiply
    379,650.29x = 524,049.33 × 218,569.53
  4. Step 4: Simplify right side
    379,650.29x = 114,541,218,539.74
  5. Step 5: Solve for x
    x = 114,541,218,539.74/379,650.29
  6. Step 6: Final answer
    x = 301,701.92

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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.