Home / 446,691.13-670,161.74-180,638.46

Finding the Fourth Proportional to 446,691.13, 670,161.74 and 180,638.46

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Solution

The fourth proportional to 446,691.13, 670,161.74 and 180,638.46 is: 271,008.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,691.13 : 670,161.74 = 180,638.46 : x
  2. Step 2: Convert to fraction form
    446,691.13/670,161.74 = 180,638.46/x
  3. Step 3: Cross multiply
    446,691.13x = 670,161.74 × 180,638.46
  4. Step 4: Simplify right side
    446,691.13x = 121,056,983,761.33
  5. Step 5: Solve for x
    x = 121,056,983,761.33/446,691.13
  6. Step 6: Final answer
    x = 271,008.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.