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Finding the Fourth Proportional to 276,514.76, 414,349.60 and 186,223.60

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Solution

The fourth proportional to 276,514.76, 414,349.60 and 186,223.60 is: 279,050.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,514.76 : 414,349.60 = 186,223.60 : x
  2. Step 2: Convert to fraction form
    276,514.76/414,349.60 = 186,223.60/x
  3. Step 3: Cross multiply
    276,514.76x = 414,349.60 × 186,223.60
  4. Step 4: Simplify right side
    276,514.76x = 77,161,674,170.56
  5. Step 5: Solve for x
    x = 77,161,674,170.56/276,514.76
  6. Step 6: Final answer
    x = 279,050.83

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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.