Home / 979,672.85-1,351,903.65-544,118.04

Finding the Fourth Proportional to 979,672.85, 1,351,903.65 and 544,118.04

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Solution

The fourth proportional to 979,672.85, 1,351,903.65 and 544,118.04 is: 750,857.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,672.85 : 1,351,903.65 = 544,118.04 : x
  2. Step 2: Convert to fraction form
    979,672.85/1,351,903.65 = 544,118.04/x
  3. Step 3: Cross multiply
    979,672.85x = 1,351,903.65 × 544,118.04
  4. Step 4: Simplify right side
    979,672.85x = 735,595,161,586.26
  5. Step 5: Solve for x
    x = 735,595,161,586.26/979,672.85
  6. Step 6: Final answer
    x = 750,857.97

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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.