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Finding the Fourth Proportional to 277,630.46, 416,612.30 and 119,858.76

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Solution

The fourth proportional to 277,630.46, 416,612.30 and 119,858.76 is: 179,860.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,630.46 : 416,612.30 = 119,858.76 : x
  2. Step 2: Convert to fraction form
    277,630.46/416,612.30 = 119,858.76/x
  3. Step 3: Cross multiply
    277,630.46x = 416,612.30 × 119,858.76
  4. Step 4: Simplify right side
    277,630.46x = 49,934,633,678.75
  5. Step 5: Solve for x
    x = 49,934,633,678.75/277,630.46
  6. Step 6: Final answer
    x = 179,860.07

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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.