Home / 718,286.54-1,077,423.33-275,054.54

Finding the Fourth Proportional to 718,286.54, 1,077,423.33 and 275,054.54

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Solution

The fourth proportional to 718,286.54, 1,077,423.33 and 275,054.54 is: 412,579.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,286.54 : 1,077,423.33 = 275,054.54 : x
  2. Step 2: Convert to fraction form
    718,286.54/1,077,423.33 = 275,054.54/x
  3. Step 3: Cross multiply
    718,286.54x = 1,077,423.33 × 275,054.54
  4. Step 4: Simplify right side
    718,286.54x = 296,350,181,111.98
  5. Step 5: Solve for x
    x = 296,350,181,111.98/718,286.54
  6. Step 6: Final answer
    x = 412,579.33

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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.