Home / 943,456.06-1,301,930.26-513,735.16

Finding the Fourth Proportional to 943,456.06, 1,301,930.26 and 513,735.16

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Solution

The fourth proportional to 943,456.06, 1,301,930.26 and 513,735.16 is: 708,933.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,456.06 : 1,301,930.26 = 513,735.16 : x
  2. Step 2: Convert to fraction form
    943,456.06/1,301,930.26 = 513,735.16/x
  3. Step 3: Cross multiply
    943,456.06x = 1,301,930.26 × 513,735.16
  4. Step 4: Simplify right side
    943,456.06x = 668,847,350,429.94
  5. Step 5: Solve for x
    x = 668,847,350,429.94/943,456.06
  6. Step 6: Final answer
    x = 708,933.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.