Home / 739,733.64-1,109,611.43-207,221.01

Finding the Fourth Proportional to 739,733.64, 1,109,611.43 and 207,221.01

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Solution

The fourth proportional to 739,733.64, 1,109,611.43 and 207,221.01 is: 310,834.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,733.64 : 1,109,611.43 = 207,221.01 : x
  2. Step 2: Convert to fraction form
    739,733.64/1,109,611.43 = 207,221.01/x
  3. Step 3: Cross multiply
    739,733.64x = 1,109,611.43 × 207,221.01
  4. Step 4: Simplify right side
    739,733.64x = 229,934,800,515.67
  5. Step 5: Solve for x
    x = 229,934,800,515.67/739,733.64
  6. Step 6: Final answer
    x = 310,834.59

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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.