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Finding the Fourth Proportional to 243,936, 365,526.12 and 169,201.44

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Solution

The fourth proportional to 243,936, 365,526.12 and 169,201.44 is: 253,540.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,936 : 365,526.12 = 169,201.44 : x
  2. Step 2: Convert to fraction form
    243,936/365,526.12 = 169,201.44/x
  3. Step 3: Cross multiply
    243,936x = 365,526.12 × 169,201.44
  4. Step 4: Simplify right side
    243,936x = 61,847,545,861.61
  5. Step 5: Solve for x
    x = 61,847,545,861.61/243,936
  6. Step 6: Final answer
    x = 253,540.05

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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.