Home / 737,980.11-1,107,320.09-439,051.23

Finding the Fourth Proportional to 737,980.11, 1,107,320.09 and 439,051.23

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Solution

The fourth proportional to 737,980.11, 1,107,320.09 and 439,051.23 is: 658,785.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,980.11 : 1,107,320.09 = 439,051.23 : x
  2. Step 2: Convert to fraction form
    737,980.11/1,107,320.09 = 439,051.23/x
  3. Step 3: Cross multiply
    737,980.11x = 1,107,320.09 × 439,051.23
  4. Step 4: Simplify right side
    737,980.11x = 486,170,247,518.21
  5. Step 5: Solve for x
    x = 486,170,247,518.21/737,980.11
  6. Step 6: Final answer
    x = 658,785.03

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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.