Home / 946,350.20-1,305,983.04-516,648.44

Finding the Fourth Proportional to 946,350.20, 1,305,983.04 and 516,648.44

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Solution

The fourth proportional to 946,350.20, 1,305,983.04 and 516,648.44 is: 712,985.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,350.20 : 1,305,983.04 = 516,648.44 : x
  2. Step 2: Convert to fraction form
    946,350.20/1,305,983.04 = 516,648.44/x
  3. Step 3: Cross multiply
    946,350.20x = 1,305,983.04 × 516,648.44
  4. Step 4: Simplify right side
    946,350.20x = 674,734,100,282.46
  5. Step 5: Solve for x
    x = 674,734,100,282.46/946,350.20
  6. Step 6: Final answer
    x = 712,985.64

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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.