Home / 701,643.60-1,052,465.40-252,433.80

Finding the Fourth Proportional to 701,643.60, 1,052,465.40 and 252,433.80

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Solution

The fourth proportional to 701,643.60, 1,052,465.40 and 252,433.80 is: 378,650.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,643.60 : 1,052,465.40 = 252,433.80 : x
  2. Step 2: Convert to fraction form
    701,643.60/1,052,465.40 = 252,433.80/x
  3. Step 3: Cross multiply
    701,643.60x = 1,052,465.40 × 252,433.80
  4. Step 4: Simplify right side
    701,643.60x = 265,677,840,290.52
  5. Step 5: Solve for x
    x = 265,677,840,290.52/701,643.60
  6. Step 6: Final answer
    x = 378,650.70

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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.