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Finding the Fourth Proportional to 277,916.64, 383,526.72 and 150,593.28

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Solution

The fourth proportional to 277,916.64, 383,526.72 and 150,593.28 is: 207,819.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,916.64 : 383,526.72 = 150,593.28 : x
  2. Step 2: Convert to fraction form
    277,916.64/383,526.72 = 150,593.28/x
  3. Step 3: Cross multiply
    277,916.64x = 383,526.72 × 150,593.28
  4. Step 4: Simplify right side
    277,916.64x = 57,756,546,732.44
  5. Step 5: Solve for x
    x = 57,756,546,732.44/277,916.64
  6. Step 6: Final answer
    x = 207,819.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.