Home / 691,518.04-1,037,277.24-218,240.44

Finding the Fourth Proportional to 691,518.04, 1,037,277.24 and 218,240.44

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Solution

The fourth proportional to 691,518.04, 1,037,277.24 and 218,240.44 is: 327,360.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,518.04 : 1,037,277.24 = 218,240.44 : x
  2. Step 2: Convert to fraction form
    691,518.04/1,037,277.24 = 218,240.44/x
  3. Step 3: Cross multiply
    691,518.04x = 1,037,277.24 × 218,240.44
  4. Step 4: Simplify right side
    691,518.04x = 226,375,841,259.59
  5. Step 5: Solve for x
    x = 226,375,841,259.59/691,518.04
  6. Step 6: Final answer
    x = 327,360.72

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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.