Home / 842,041.27-1,263,375.58-505,323.46

Finding the Fourth Proportional to 842,041.27, 1,263,375.58 and 505,323.46

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Solution

The fourth proportional to 842,041.27, 1,263,375.58 and 505,323.46 is: 758,173.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,041.27 : 1,263,375.58 = 505,323.46 : x
  2. Step 2: Convert to fraction form
    842,041.27/1,263,375.58 = 505,323.46/x
  3. Step 3: Cross multiply
    842,041.27x = 1,263,375.58 × 505,323.46
  4. Step 4: Simplify right side
    842,041.27x = 638,413,319,365.11
  5. Step 5: Solve for x
    x = 638,413,319,365.11/842,041.27
  6. Step 6: Final answer
    x = 758,173.43

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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.