Home / 995,691.45-1,373,652.75-576,311.40

Finding the Fourth Proportional to 995,691.45, 1,373,652.75 and 576,311.40

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Solution

The fourth proportional to 995,691.45, 1,373,652.75 and 576,311.40 is: 795,077.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,691.45 : 1,373,652.75 = 576,311.40 : x
  2. Step 2: Convert to fraction form
    995,691.45/1,373,652.75 = 576,311.40/x
  3. Step 3: Cross multiply
    995,691.45x = 1,373,652.75 × 576,311.40
  4. Step 4: Simplify right side
    995,691.45x = 791,651,739,466.35
  5. Step 5: Solve for x
    x = 791,651,739,466.35/995,691.45
  6. Step 6: Final answer
    x = 795,077.37

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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.