Home / 299,191.51-412,863.04-168,388.26

Finding the Fourth Proportional to 299,191.51, 412,863.04 and 168,388.26

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Solution

The fourth proportional to 299,191.51, 412,863.04 and 168,388.26 is: 232,363.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,191.51 : 412,863.04 = 168,388.26 : x
  2. Step 2: Convert to fraction form
    299,191.51/412,863.04 = 168,388.26/x
  3. Step 3: Cross multiply
    299,191.51x = 412,863.04 × 168,388.26
  4. Step 4: Simplify right side
    299,191.51x = 69,521,288,923.91
  5. Step 5: Solve for x
    x = 69,521,288,923.91/299,191.51
  6. Step 6: Final answer
    x = 232,363.84

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1.5x scale

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.