Home / 383,252.19-528,900.02-219,938.58

Finding the Fourth Proportional to 383,252.19, 528,900.02 and 219,938.58

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Solution

The fourth proportional to 383,252.19, 528,900.02 and 219,938.58 is: 303,522.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,252.19 : 528,900.02 = 219,938.58 : x
  2. Step 2: Convert to fraction form
    383,252.19/528,900.02 = 219,938.58/x
  3. Step 3: Cross multiply
    383,252.19x = 528,900.02 × 219,938.58
  4. Step 4: Simplify right side
    383,252.19x = 116,325,519,910.62
  5. Step 5: Solve for x
    x = 116,325,519,910.62/383,252.19
  6. Step 6: Final answer
    x = 303,522.13

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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.