Home / 1,000,529.56-1,380,729.20-541,644

Finding the Fourth Proportional to 1,000,529.56, 1,380,729.20 and 541,644

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Solution

The fourth proportional to 1,000,529.56, 1,380,729.20 and 541,644 is: 747,467.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,529.56 : 1,380,729.20 = 541,644 : x
  2. Step 2: Convert to fraction form
    1,000,529.56/1,380,729.20 = 541,644/x
  3. Step 3: Cross multiply
    1,000,529.56x = 1,380,729.20 × 541,644
  4. Step 4: Simplify right side
    1,000,529.56x = 747,863,686,804.80
  5. Step 5: Solve for x
    x = 747,863,686,804.80/1,000,529.56
  6. Step 6: Final answer
    x = 747,467.86

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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.