Home / 902,882.28-1,245,991.50-495,023.16

Finding the Fourth Proportional to 902,882.28, 1,245,991.50 and 495,023.16

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Solution

The fourth proportional to 902,882.28, 1,245,991.50 and 495,023.16 is: 683,139.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,882.28 : 1,245,991.50 = 495,023.16 : x
  2. Step 2: Convert to fraction form
    902,882.28/1,245,991.50 = 495,023.16/x
  3. Step 3: Cross multiply
    902,882.28x = 1,245,991.50 × 495,023.16
  4. Step 4: Simplify right side
    902,882.28x = 616,794,649,663.14
  5. Step 5: Solve for x
    x = 616,794,649,663.14/902,882.28
  6. Step 6: Final answer
    x = 683,139.61

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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.