Home / 652,091.22-977,949.88-219,761.59

Finding the Fourth Proportional to 652,091.22, 977,949.88 and 219,761.59

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Solution

The fourth proportional to 652,091.22, 977,949.88 and 219,761.59 is: 329,579.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,091.22 : 977,949.88 = 219,761.59 : x
  2. Step 2: Convert to fraction form
    652,091.22/977,949.88 = 219,761.59/x
  3. Step 3: Cross multiply
    652,091.22x = 977,949.88 × 219,761.59
  4. Step 4: Simplify right side
    652,091.22x = 214,915,820,569.11
  5. Step 5: Solve for x
    x = 214,915,820,569.11/652,091.22
  6. Step 6: Final answer
    x = 329,579.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.