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Finding the Fourth Proportional to 277,575.96, 416,301.64 and 127,672.24

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Solution

The fourth proportional to 277,575.96, 416,301.64 and 127,672.24 is: 191,479.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,575.96 : 416,301.64 = 127,672.24 : x
  2. Step 2: Convert to fraction form
    277,575.96/416,301.64 = 127,672.24/x
  3. Step 3: Cross multiply
    277,575.96x = 416,301.64 × 127,672.24
  4. Step 4: Simplify right side
    277,575.96x = 53,150,162,894.47
  5. Step 5: Solve for x
    x = 53,150,162,894.47/277,575.96
  6. Step 6: Final answer
    x = 191,479.70

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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.