Home / 414,149.04-570,115.26-306,516.24

Finding the Fourth Proportional to 414,149.04, 570,115.26 and 306,516.24

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Solution

The fourth proportional to 414,149.04, 570,115.26 and 306,516.24 is: 421,948.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,149.04 : 570,115.26 = 306,516.24 : x
  2. Step 2: Convert to fraction form
    414,149.04/570,115.26 = 306,516.24/x
  3. Step 3: Cross multiply
    414,149.04x = 570,115.26 × 306,516.24
  4. Step 4: Simplify right side
    414,149.04x = 174,749,585,861.82
  5. Step 5: Solve for x
    x = 174,749,585,861.82/414,149.04
  6. Step 6: Final answer
    x = 421,948.55

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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.