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Finding the Fourth Proportional to 277,776.88, 416,684.76 and 137,497.84

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Solution

The fourth proportional to 277,776.88, 416,684.76 and 137,497.84 is: 206,256.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,776.88 : 416,684.76 = 137,497.84 : x
  2. Step 2: Convert to fraction form
    277,776.88/416,684.76 = 137,497.84/x
  3. Step 3: Cross multiply
    277,776.88x = 416,684.76 × 137,497.84
  4. Step 4: Simplify right side
    277,776.88x = 57,293,254,460.92
  5. Step 5: Solve for x
    x = 57,293,254,460.92/277,776.88
  6. Step 6: Final answer
    x = 206,256.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.