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Finding the Fourth Proportional to 277,846.70, 383,287.49 and 175,700.03

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Solution

The fourth proportional to 277,846.70, 383,287.49 and 175,700.03 is: 242,376.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,846.70 : 383,287.49 = 175,700.03 : x
  2. Step 2: Convert to fraction form
    277,846.70/383,287.49 = 175,700.03/x
  3. Step 3: Cross multiply
    277,846.70x = 383,287.49 × 175,700.03
  4. Step 4: Simplify right side
    277,846.70x = 67,343,620,696.69
  5. Step 5: Solve for x
    x = 67,343,620,696.69/277,846.70
  6. Step 6: Final answer
    x = 242,376.90

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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.