Home / 298,554.39-412,042.75-171,227.25

Finding the Fourth Proportional to 298,554.39, 412,042.75 and 171,227.25

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Solution

The fourth proportional to 298,554.39, 412,042.75 and 171,227.25 is: 236,315.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,554.39 : 412,042.75 = 171,227.25 : x
  2. Step 2: Convert to fraction form
    298,554.39/412,042.75 = 171,227.25/x
  3. Step 3: Cross multiply
    298,554.39x = 412,042.75 × 171,227.25
  4. Step 4: Simplify right side
    298,554.39x = 70,552,946,536.87
  5. Step 5: Solve for x
    x = 70,552,946,536.87/298,554.39
  6. Step 6: Final answer
    x = 236,315.22

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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.