Home / 995,381.60-1,493,072.40-659,458.40

Finding the Fourth Proportional to 995,381.60, 1,493,072.40 and 659,458.40

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Solution

The fourth proportional to 995,381.60, 1,493,072.40 and 659,458.40 is: 989,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,381.60 : 1,493,072.40 = 659,458.40 : x
  2. Step 2: Convert to fraction form
    995,381.60/1,493,072.40 = 659,458.40/x
  3. Step 3: Cross multiply
    995,381.60x = 1,493,072.40 × 659,458.40
  4. Step 4: Simplify right side
    995,381.60x = 984,619,135,988.16
  5. Step 5: Solve for x
    x = 984,619,135,988.16/995,381.60
  6. Step 6: Final answer
    x = 989,187.60

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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.