Home / 982,316.25-1,473,719.63-342,629.19

Finding the Fourth Proportional to 982,316.25, 1,473,719.63 and 342,629.19

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Solution

The fourth proportional to 982,316.25, 1,473,719.63 and 342,629.19 is: 514,029.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,316.25 : 1,473,719.63 = 342,629.19 : x
  2. Step 2: Convert to fraction form
    982,316.25/1,473,719.63 = 342,629.19/x
  3. Step 3: Cross multiply
    982,316.25x = 1,473,719.63 × 342,629.19
  4. Step 4: Simplify right side
    982,316.25x = 504,939,361,400.85
  5. Step 5: Solve for x
    x = 504,939,361,400.85/982,316.25
  6. Step 6: Final answer
    x = 514,029.33

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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.