Home / 995,439.80-1,492,986.90-364,028.60

Finding the Fourth Proportional to 995,439.80, 1,492,986.90 and 364,028.60

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Solution

The fourth proportional to 995,439.80, 1,492,986.90 and 364,028.60 is: 545,979.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,439.80 : 1,492,986.90 = 364,028.60 : x
  2. Step 2: Convert to fraction form
    995,439.80/1,492,986.90 = 364,028.60/x
  3. Step 3: Cross multiply
    995,439.80x = 1,492,986.90 × 364,028.60
  4. Step 4: Simplify right side
    995,439.80x = 543,489,931,025.34
  5. Step 5: Solve for x
    x = 543,489,931,025.34/995,439.80
  6. Step 6: Final answer
    x = 545,979.71

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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.