Home / 937,403.68-1,405,480.56-306,096.16

Finding the Fourth Proportional to 937,403.68, 1,405,480.56 and 306,096.16

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Solution

The fourth proportional to 937,403.68, 1,405,480.56 and 306,096.16 is: 458,940.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,403.68 : 1,405,480.56 = 306,096.16 : x
  2. Step 2: Convert to fraction form
    937,403.68/1,405,480.56 = 306,096.16/x
  3. Step 3: Cross multiply
    937,403.68x = 1,405,480.56 × 306,096.16
  4. Step 4: Simplify right side
    937,403.68x = 430,212,202,370.65
  5. Step 5: Solve for x
    x = 430,212,202,370.65/937,403.68
  6. Step 6: Final answer
    x = 458,940.17

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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.