Home / 700,028.20-1,049,351.10-344,751.40

Finding the Fourth Proportional to 700,028.20, 1,049,351.10 and 344,751.40

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Solution

The fourth proportional to 700,028.20, 1,049,351.10 and 344,751.40 is: 516,786.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,028.20 : 1,049,351.10 = 344,751.40 : x
  2. Step 2: Convert to fraction form
    700,028.20/1,049,351.10 = 344,751.40/x
  3. Step 3: Cross multiply
    700,028.20x = 1,049,351.10 × 344,751.40
  4. Step 4: Simplify right side
    700,028.20x = 361,765,260,816.54
  5. Step 5: Solve for x
    x = 361,765,260,816.54/700,028.20
  6. Step 6: Final answer
    x = 516,786.70

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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.