Home / 540,819.53-810,657.24-203,714.33

Finding the Fourth Proportional to 540,819.53, 810,657.24 and 203,714.33

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Solution

The fourth proportional to 540,819.53, 810,657.24 and 203,714.33 is: 305,356.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,819.53 : 810,657.24 = 203,714.33 : x
  2. Step 2: Convert to fraction form
    540,819.53/810,657.24 = 203,714.33/x
  3. Step 3: Cross multiply
    540,819.53x = 810,657.24 × 203,714.33
  4. Step 4: Simplify right side
    540,819.53x = 165,142,492,452.96
  5. Step 5: Solve for x
    x = 165,142,492,452.96/540,819.53
  6. Step 6: Final answer
    x = 305,356.01

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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.