Home / 209,028.20-313,196.70-177,924.20

Finding the Fourth Proportional to 209,028.20, 313,196.70 and 177,924.20

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Solution

The fourth proportional to 209,028.20, 313,196.70 and 177,924.20 is: 266,592.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,028.20 : 313,196.70 = 177,924.20 : x
  2. Step 2: Convert to fraction form
    209,028.20/313,196.70 = 177,924.20/x
  3. Step 3: Cross multiply
    209,028.20x = 313,196.70 × 177,924.20
  4. Step 4: Simplify right side
    209,028.20x = 55,725,272,290.14
  5. Step 5: Solve for x
    x = 55,725,272,290.14/209,028.20
  6. Step 6: Final answer
    x = 266,592.13

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1.5x scale

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.