Home / 995,173.21-1,372,906.56-632,402.83

Finding the Fourth Proportional to 995,173.21, 1,372,906.56 and 632,402.83

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Solution

The fourth proportional to 995,173.21, 1,372,906.56 and 632,402.83 is: 872,441.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,173.21 : 1,372,906.56 = 632,402.83 : x
  2. Step 2: Convert to fraction form
    995,173.21/1,372,906.56 = 632,402.83/x
  3. Step 3: Cross multiply
    995,173.21x = 1,372,906.56 × 632,402.83
  4. Step 4: Simplify right side
    995,173.21x = 868,229,993,869.57
  5. Step 5: Solve for x
    x = 868,229,993,869.57/995,173.21
  6. Step 6: Final answer
    x = 872,441.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.