Home / 672,960.53-1,008,145.20-530,049.80

Finding the Fourth Proportional to 672,960.53, 1,008,145.20 and 530,049.80

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Solution

The fourth proportional to 672,960.53, 1,008,145.20 and 530,049.80 is: 794,054.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,960.53 : 1,008,145.20 = 530,049.80 : x
  2. Step 2: Convert to fraction form
    672,960.53/1,008,145.20 = 530,049.80/x
  3. Step 3: Cross multiply
    672,960.53x = 1,008,145.20 × 530,049.80
  4. Step 4: Simplify right side
    672,960.53x = 534,367,161,630.96
  5. Step 5: Solve for x
    x = 534,367,161,630.96/672,960.53
  6. Step 6: Final answer
    x = 794,054.24

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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.