Home / 995,527.90-1,373,910.15-565,942.78

Finding the Fourth Proportional to 995,527.90, 1,373,910.15 and 565,942.78

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Solution

The fourth proportional to 995,527.90, 1,373,910.15 and 565,942.78 is: 781,047.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,527.90 : 1,373,910.15 = 565,942.78 : x
  2. Step 2: Convert to fraction form
    995,527.90/1,373,910.15 = 565,942.78/x
  3. Step 3: Cross multiply
    995,527.90x = 1,373,910.15 × 565,942.78
  4. Step 4: Simplify right side
    995,527.90x = 777,554,529,761.22
  5. Step 5: Solve for x
    x = 777,554,529,761.22/995,527.90
  6. Step 6: Final answer
    x = 781,047.45

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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.