Home / 455,440.20-682,066.80-244,613.40

Finding the Fourth Proportional to 455,440.20, 682,066.80 and 244,613.40

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Solution

The fourth proportional to 455,440.20, 682,066.80 and 244,613.40 is: 366,332.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,440.20 : 682,066.80 = 244,613.40 : x
  2. Step 2: Convert to fraction form
    455,440.20/682,066.80 = 244,613.40/x
  3. Step 3: Cross multiply
    455,440.20x = 682,066.80 × 244,613.40
  4. Step 4: Simplify right side
    455,440.20x = 166,842,678,975.12
  5. Step 5: Solve for x
    x = 166,842,678,975.12/455,440.20
  6. Step 6: Final answer
    x = 366,332.79

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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.