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Finding the Fourth Proportional to 316,980.24, 475,499.76 and 114,626.96

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Solution

The fourth proportional to 316,980.24, 475,499.76 and 114,626.96 is: 171,951.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,980.24 : 475,499.76 = 114,626.96 : x
  2. Step 2: Convert to fraction form
    316,980.24/475,499.76 = 114,626.96/x
  3. Step 3: Cross multiply
    316,980.24x = 475,499.76 × 114,626.96
  4. Step 4: Simplify right side
    316,980.24x = 54,505,091,969.53
  5. Step 5: Solve for x
    x = 54,505,091,969.53/316,980.24
  6. Step 6: Final answer
    x = 171,951.07

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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.