Home / 691,198.72-953,221.60-473,723.44

Finding the Fourth Proportional to 691,198.72, 953,221.60 and 473,723.44

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Solution

The fourth proportional to 691,198.72, 953,221.60 and 473,723.44 is: 653,304.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,198.72 : 953,221.60 = 473,723.44 : x
  2. Step 2: Convert to fraction form
    691,198.72/953,221.60 = 473,723.44/x
  3. Step 3: Cross multiply
    691,198.72x = 953,221.60 × 473,723.44
  4. Step 4: Simplify right side
    691,198.72x = 451,563,415,434.30
  5. Step 5: Solve for x
    x = 451,563,415,434.30/691,198.72
  6. Step 6: Final answer
    x = 653,304.76

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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.