Home / 969,195.64-1,337,460.21-539,464.72

Finding the Fourth Proportional to 969,195.64, 1,337,460.21 and 539,464.72

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Solution

The fourth proportional to 969,195.64, 1,337,460.21 and 539,464.72 is: 744,444.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,195.64 : 1,337,460.21 = 539,464.72 : x
  2. Step 2: Convert to fraction form
    969,195.64/1,337,460.21 = 539,464.72/x
  3. Step 3: Cross multiply
    969,195.64x = 1,337,460.21 × 539,464.72
  4. Step 4: Simplify right side
    969,195.64x = 721,512,597,698.79
  5. Step 5: Solve for x
    x = 721,512,597,698.79/969,195.64
  6. Step 6: Final answer
    x = 744,444.74

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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.