Home / 700,716.83-1,052,342.35-647,351.33

Finding the Fourth Proportional to 700,716.83, 1,052,342.35 and 647,351.33

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Solution

The fourth proportional to 700,716.83, 1,052,342.35 and 647,351.33 is: 972,197.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,716.83 : 1,052,342.35 = 647,351.33 : x
  2. Step 2: Convert to fraction form
    700,716.83/1,052,342.35 = 647,351.33/x
  3. Step 3: Cross multiply
    700,716.83x = 1,052,342.35 × 647,351.33
  4. Step 4: Simplify right side
    700,716.83x = 681,235,213,007.74
  5. Step 5: Solve for x
    x = 681,235,213,007.74/700,716.83
  6. Step 6: Final answer
    x = 972,197.60

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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.