Home / 946,359.20-1,305,995.46-516,657.44

Finding the Fourth Proportional to 946,359.20, 1,305,995.46 and 516,657.44

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Solution

The fourth proportional to 946,359.20, 1,305,995.46 and 516,657.44 is: 712,998.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,359.20 : 1,305,995.46 = 516,657.44 : x
  2. Step 2: Convert to fraction form
    946,359.20/1,305,995.46 = 516,657.44/x
  3. Step 3: Cross multiply
    946,359.20x = 1,305,995.46 × 516,657.44
  4. Step 4: Simplify right side
    946,359.20x = 674,752,271,015.22
  5. Step 5: Solve for x
    x = 674,752,271,015.22/946,359.20
  6. Step 6: Final answer
    x = 712,998.06

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1.5x scale

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.