Home / 672,110.20-1,008,165.30-580,871.80

Finding the Fourth Proportional to 672,110.20, 1,008,165.30 and 580,871.80

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Solution

The fourth proportional to 672,110.20, 1,008,165.30 and 580,871.80 is: 871,307.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,110.20 : 1,008,165.30 = 580,871.80 : x
  2. Step 2: Convert to fraction form
    672,110.20/1,008,165.30 = 580,871.80/x
  3. Step 3: Cross multiply
    672,110.20x = 1,008,165.30 × 580,871.80
  4. Step 4: Simplify right side
    672,110.20x = 585,614,792,508.54
  5. Step 5: Solve for x
    x = 585,614,792,508.54/672,110.20
  6. Step 6: Final answer
    x = 871,307.70

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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.