Home / 971,168.56-1,340,218.22-541,475.44

Finding the Fourth Proportional to 971,168.56, 1,340,218.22 and 541,475.44

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Solution

The fourth proportional to 971,168.56, 1,340,218.22 and 541,475.44 is: 747,239.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,168.56 : 1,340,218.22 = 541,475.44 : x
  2. Step 2: Convert to fraction form
    971,168.56/1,340,218.22 = 541,475.44/x
  3. Step 3: Cross multiply
    971,168.56x = 1,340,218.22 × 541,475.44
  4. Step 4: Simplify right side
    971,168.56x = 725,695,250,370.52
  5. Step 5: Solve for x
    x = 725,695,250,370.52/971,168.56
  6. Step 6: Final answer
    x = 747,239.23

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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.