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Finding the Fourth Proportional to 277,916.94, 383,515.08 and 150,589.80

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Solution

The fourth proportional to 277,916.94, 383,515.08 and 150,589.80 is: 207,808.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,916.94 : 383,515.08 = 150,589.80 : x
  2. Step 2: Convert to fraction form
    277,916.94/383,515.08 = 150,589.80/x
  3. Step 3: Cross multiply
    277,916.94x = 383,515.08 × 150,589.80
  4. Step 4: Simplify right side
    277,916.94x = 57,753,459,194.18
  5. Step 5: Solve for x
    x = 57,753,459,194.18/277,916.94
  6. Step 6: Final answer
    x = 207,808.34

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1.5x scale

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.