Home / 436,276.26-654,061.32-196,214.34

Finding the Fourth Proportional to 436,276.26, 654,061.32 and 196,214.34

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Solution

The fourth proportional to 436,276.26, 654,061.32 and 196,214.34 is: 294,162.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,276.26 : 654,061.32 = 196,214.34 : x
  2. Step 2: Convert to fraction form
    436,276.26/654,061.32 = 196,214.34/x
  3. Step 3: Cross multiply
    436,276.26x = 654,061.32 × 196,214.34
  4. Step 4: Simplify right side
    436,276.26x = 128,336,210,223.33
  5. Step 5: Solve for x
    x = 128,336,210,223.33/436,276.26
  6. Step 6: Final answer
    x = 294,162.72

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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.