Home / 715,575.53-1,073,403.99-203,200.58

Finding the Fourth Proportional to 715,575.53, 1,073,403.99 and 203,200.58

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Solution

The fourth proportional to 715,575.53, 1,073,403.99 and 203,200.58 is: 304,812.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,575.53 : 1,073,403.99 = 203,200.58 : x
  2. Step 2: Convert to fraction form
    715,575.53/1,073,403.99 = 203,200.58/x
  3. Step 3: Cross multiply
    715,575.53x = 1,073,403.99 × 203,200.58
  4. Step 4: Simplify right side
    715,575.53x = 218,116,307,975.29
  5. Step 5: Solve for x
    x = 218,116,307,975.29/715,575.53
  6. Step 6: Final answer
    x = 304,812.42

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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.