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Finding the Fourth Proportional to 243,996.64, 365,461.93 and 101,409.61

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Solution

The fourth proportional to 243,996.64, 365,461.93 and 101,409.61 is: 151,892.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,996.64 : 365,461.93 = 101,409.61 : x
  2. Step 2: Convert to fraction form
    243,996.64/365,461.93 = 101,409.61/x
  3. Step 3: Cross multiply
    243,996.64x = 365,461.93 × 101,409.61
  4. Step 4: Simplify right side
    243,996.64x = 37,061,351,791.15
  5. Step 5: Solve for x
    x = 37,061,351,791.15/243,996.64
  6. Step 6: Final answer
    x = 151,892.88

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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.