Home / 995,052.47-1,492,570.49-285,081.20

Finding the Fourth Proportional to 995,052.47, 1,492,570.49 and 285,081.20

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Solution

The fourth proportional to 995,052.47, 1,492,570.49 and 285,081.20 is: 427,619.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,052.47 : 1,492,570.49 = 285,081.20 : x
  2. Step 2: Convert to fraction form
    995,052.47/1,492,570.49 = 285,081.20/x
  3. Step 3: Cross multiply
    995,052.47x = 1,492,570.49 × 285,081.20
  4. Step 4: Simplify right side
    995,052.47x = 425,503,778,910.94
  5. Step 5: Solve for x
    x = 425,503,778,910.94/995,052.47
  6. Step 6: Final answer
    x = 427,619.44

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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.