Home / 995,260.88-1,492,891.32-330,412.88

Finding the Fourth Proportional to 995,260.88, 1,492,891.32 and 330,412.88

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Solution

The fourth proportional to 995,260.88, 1,492,891.32 and 330,412.88 is: 495,619.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,260.88 : 1,492,891.32 = 330,412.88 : x
  2. Step 2: Convert to fraction form
    995,260.88/1,492,891.32 = 330,412.88/x
  3. Step 3: Cross multiply
    995,260.88x = 1,492,891.32 × 330,412.88
  4. Step 4: Simplify right side
    995,260.88x = 493,270,513,103.75
  5. Step 5: Solve for x
    x = 493,270,513,103.75/995,260.88
  6. Step 6: Final answer
    x = 495,619.31

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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.