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Finding the Fourth Proportional to 368,107.50, 552,290.85 and 181,250.22

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Solution

The fourth proportional to 368,107.50, 552,290.85 and 181,250.22 is: 271,939.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,107.50 : 552,290.85 = 181,250.22 : x
  2. Step 2: Convert to fraction form
    368,107.50/552,290.85 = 181,250.22/x
  3. Step 3: Cross multiply
    368,107.50x = 552,290.85 × 181,250.22
  4. Step 4: Simplify right side
    368,107.50x = 100,102,838,066.49
  5. Step 5: Solve for x
    x = 100,102,838,066.49/368,107.50
  6. Step 6: Final answer
    x = 271,939.14

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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.