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Finding the Fourth Proportional to 277,665.85, 382,892.47 and 237,512.53

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Solution

The fourth proportional to 277,665.85, 382,892.47 and 237,512.53 is: 327,522.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,665.85 : 382,892.47 = 237,512.53 : x
  2. Step 2: Convert to fraction form
    277,665.85/382,892.47 = 237,512.53/x
  3. Step 3: Cross multiply
    277,665.85x = 382,892.47 × 237,512.53
  4. Step 4: Simplify right side
    277,665.85x = 90,941,759,267.65
  5. Step 5: Solve for x
    x = 90,941,759,267.65/277,665.85
  6. Step 6: Final answer
    x = 327,522.31

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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.