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Finding the Fourth Proportional to 277,754.07, 416,782.77 and 117,805.12

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Solution

The fourth proportional to 277,754.07, 416,782.77 and 117,805.12 is: 176,772.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,754.07 : 416,782.77 = 117,805.12 : x
  2. Step 2: Convert to fraction form
    277,754.07/416,782.77 = 117,805.12/x
  3. Step 3: Cross multiply
    277,754.07x = 416,782.77 × 117,805.12
  4. Step 4: Simplify right side
    277,754.07x = 49,099,144,233.78
  5. Step 5: Solve for x
    x = 49,099,144,233.78/277,754.07
  6. Step 6: Final answer
    x = 176,772.01

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1.5x scale

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.