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Finding the Fourth Proportional to 277,995.89, 383,347.76 and 237,842.57

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Solution

The fourth proportional to 277,995.89, 383,347.76 and 237,842.57 is: 327,977.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,995.89 : 383,347.76 = 237,842.57 : x
  2. Step 2: Convert to fraction form
    277,995.89/383,347.76 = 237,842.57/x
  3. Step 3: Cross multiply
    277,995.89x = 383,347.76 × 237,842.57
  4. Step 4: Simplify right side
    277,995.89x = 91,176,413,336.19
  5. Step 5: Solve for x
    x = 91,176,413,336.19/277,995.89
  6. Step 6: Final answer
    x = 327,977.56

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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.