Home / 979,250.20-1,351,462.39-549,532.04

Finding the Fourth Proportional to 979,250.20, 1,351,462.39 and 549,532.04

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Solution

The fourth proportional to 979,250.20, 1,351,462.39 and 549,532.04 is: 758,408.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,250.20 : 1,351,462.39 = 549,532.04 : x
  2. Step 2: Convert to fraction form
    979,250.20/1,351,462.39 = 549,532.04/x
  3. Step 3: Cross multiply
    979,250.20x = 1,351,462.39 × 549,532.04
  4. Step 4: Simplify right side
    979,250.20x = 742,671,876,028.83
  5. Step 5: Solve for x
    x = 742,671,876,028.83/979,250.20
  6. Step 6: Final answer
    x = 758,408.71

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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.