Home / 404,868.15-606,819.06-188,435.64

Finding the Fourth Proportional to 404,868.15, 606,819.06 and 188,435.64

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Solution

The fourth proportional to 404,868.15, 606,819.06 and 188,435.64 is: 282,428.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,868.15 : 606,819.06 = 188,435.64 : x
  2. Step 2: Convert to fraction form
    404,868.15/606,819.06 = 188,435.64/x
  3. Step 3: Cross multiply
    404,868.15x = 606,819.06 × 188,435.64
  4. Step 4: Simplify right side
    404,868.15x = 114,346,337,935.30
  5. Step 5: Solve for x
    x = 114,346,337,935.30/404,868.15
  6. Step 6: Final answer
    x = 282,428.58

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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.