Home / 226,909.20-340,363.80-195,416.40

Finding the Fourth Proportional to 226,909.20, 340,363.80 and 195,416.40

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Solution

The fourth proportional to 226,909.20, 340,363.80 and 195,416.40 is: 293,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,909.20 : 340,363.80 = 195,416.40 : x
  2. Step 2: Convert to fraction form
    226,909.20/340,363.80 = 195,416.40/x
  3. Step 3: Cross multiply
    226,909.20x = 340,363.80 × 195,416.40
  4. Step 4: Simplify right side
    226,909.20x = 66,512,668,486.32
  5. Step 5: Solve for x
    x = 66,512,668,486.32/226,909.20
  6. Step 6: Final answer
    x = 293,124.60

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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.