Home / 416,314.74-574,528.25-255,138.65

Finding the Fourth Proportional to 416,314.74, 574,528.25 and 255,138.65

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Solution

The fourth proportional to 416,314.74, 574,528.25 and 255,138.65 is: 352,099.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,314.74 : 574,528.25 = 255,138.65 : x
  2. Step 2: Convert to fraction form
    416,314.74/574,528.25 = 255,138.65/x
  3. Step 3: Cross multiply
    416,314.74x = 574,528.25 × 255,138.65
  4. Step 4: Simplify right side
    416,314.74x = 146,584,362,091.86
  5. Step 5: Solve for x
    x = 146,584,362,091.86/416,314.74
  6. Step 6: Final answer
    x = 352,099.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.