Home / 404,868.65-606,819.81-188,436.14

Finding the Fourth Proportional to 404,868.65, 606,819.81 and 188,436.14

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Solution

The fourth proportional to 404,868.65, 606,819.81 and 188,436.14 is: 282,429.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,868.65 : 606,819.81 = 188,436.14 : x
  2. Step 2: Convert to fraction form
    404,868.65/606,819.81 = 188,436.14/x
  3. Step 3: Cross multiply
    404,868.65x = 606,819.81 × 188,436.14
  4. Step 4: Simplify right side
    404,868.65x = 114,346,782,671.93
  5. Step 5: Solve for x
    x = 114,346,782,671.93/404,868.65
  6. Step 6: Final answer
    x = 282,429.33

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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.