Home / 728,049.60-1,092,074.40-195,624.45

Finding the Fourth Proportional to 728,049.60, 1,092,074.40 and 195,624.45

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Solution

The fourth proportional to 728,049.60, 1,092,074.40 and 195,624.45 is: 293,436.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,049.60 : 1,092,074.40 = 195,624.45 : x
  2. Step 2: Convert to fraction form
    728,049.60/1,092,074.40 = 195,624.45/x
  3. Step 3: Cross multiply
    728,049.60x = 1,092,074.40 × 195,624.45
  4. Step 4: Simplify right side
    728,049.60x = 213,636,453,859.08
  5. Step 5: Solve for x
    x = 213,636,453,859.08/728,049.60
  6. Step 6: Final answer
    x = 293,436.68

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Similar ratio
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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.