Home / 995,462.40-1,373,731.20-565,708.80

Finding the Fourth Proportional to 995,462.40, 1,373,731.20 and 565,708.80

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Solution

The fourth proportional to 995,462.40, 1,373,731.20 and 565,708.80 is: 780,674.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,462.40 : 1,373,731.20 = 565,708.80 : x
  2. Step 2: Convert to fraction form
    995,462.40/1,373,731.20 = 565,708.80/x
  3. Step 3: Cross multiply
    995,462.40x = 1,373,731.20 × 565,708.80
  4. Step 4: Simplify right side
    995,462.40x = 777,131,828,674.56
  5. Step 5: Solve for x
    x = 777,131,828,674.56/995,462.40
  6. Step 6: Final answer
    x = 780,674.22

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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.