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Finding the Fourth Proportional to 277,885.56, 383,479.56 and 150,560.76

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Solution

The fourth proportional to 277,885.56, 383,479.56 and 150,560.76 is: 207,772.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,885.56 : 383,479.56 = 150,560.76 : x
  2. Step 2: Convert to fraction form
    277,885.56/383,479.56 = 150,560.76/x
  3. Step 3: Cross multiply
    277,885.56x = 383,479.56 × 150,560.76
  4. Step 4: Simplify right side
    277,885.56x = 57,736,973,998.07
  5. Step 5: Solve for x
    x = 57,736,973,998.07/277,885.56
  6. Step 6: Final answer
    x = 207,772.49

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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.