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Finding the Fourth Proportional to 550,401.09, 825,513.08 and 150,949.19

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Solution

The fourth proportional to 550,401.09, 825,513.08 and 150,949.19 is: 226,399.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,401.09 : 825,513.08 = 150,949.19 : x
  2. Step 2: Convert to fraction form
    550,401.09/825,513.08 = 150,949.19/x
  3. Step 3: Cross multiply
    550,401.09x = 825,513.08 × 150,949.19
  4. Step 4: Simplify right side
    550,401.09x = 124,610,525,878.09
  5. Step 5: Solve for x
    x = 124,610,525,878.09/550,401.09
  6. Step 6: Final answer
    x = 226,399.49

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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.