Home / 887,322.20-1,330,983.30-414,930.20

Finding the Fourth Proportional to 887,322.20, 1,330,983.30 and 414,930.20

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Solution

The fourth proportional to 887,322.20, 1,330,983.30 and 414,930.20 is: 622,395.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,322.20 : 1,330,983.30 = 414,930.20 : x
  2. Step 2: Convert to fraction form
    887,322.20/1,330,983.30 = 414,930.20/x
  3. Step 3: Cross multiply
    887,322.20x = 1,330,983.30 × 414,930.20
  4. Step 4: Simplify right side
    887,322.20x = 552,265,166,865.66
  5. Step 5: Solve for x
    x = 552,265,166,865.66/887,322.20
  6. Step 6: Final answer
    x = 622,395.30

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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.