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Finding the Fourth Proportional to 250,824.34, 376,359.51 and 117,715.42

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Solution

The fourth proportional to 250,824.34, 376,359.51 and 117,715.42 is: 176,630.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,824.34 : 376,359.51 = 117,715.42 : x
  2. Step 2: Convert to fraction form
    250,824.34/376,359.51 = 117,715.42/x
  3. Step 3: Cross multiply
    250,824.34x = 376,359.51 × 117,715.42
  4. Step 4: Simplify right side
    250,824.34x = 44,303,315,908.85
  5. Step 5: Solve for x
    x = 44,303,315,908.85/250,824.34
  6. Step 6: Final answer
    x = 176,630.85

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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.