Home / 971,672.52-1,340,910.41-541,980.48

Finding the Fourth Proportional to 971,672.52, 1,340,910.41 and 541,980.48

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Solution

The fourth proportional to 971,672.52, 1,340,910.41 and 541,980.48 is: 747,934.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,672.52 : 1,340,910.41 = 541,980.48 : x
  2. Step 2: Convert to fraction form
    971,672.52/1,340,910.41 = 541,980.48/x
  3. Step 3: Cross multiply
    971,672.52x = 1,340,910.41 × 541,980.48
  4. Step 4: Simplify right side
    971,672.52x = 726,747,264,938.89
  5. Step 5: Solve for x
    x = 726,747,264,938.89/971,672.52
  6. Step 6: Final answer
    x = 747,934.36

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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.