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Finding the Fourth Proportional to 523,996.56, 786,042.36 and 144,941.04

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Solution

The fourth proportional to 523,996.56, 786,042.36 and 144,941.04 is: 217,424.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,996.56 : 786,042.36 = 144,941.04 : x
  2. Step 2: Convert to fraction form
    523,996.56/786,042.36 = 144,941.04/x
  3. Step 3: Cross multiply
    523,996.56x = 786,042.36 × 144,941.04
  4. Step 4: Simplify right side
    523,996.56x = 113,929,797,142.45
  5. Step 5: Solve for x
    x = 113,929,797,142.45/523,996.56
  6. Step 6: Final answer
    x = 217,424.70

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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.