Home / 723,777.06-1,085,665.61-495,847.92

Finding the Fourth Proportional to 723,777.06, 1,085,665.61 and 495,847.92

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Solution

The fourth proportional to 723,777.06, 1,085,665.61 and 495,847.92 is: 743,771.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,777.06 : 1,085,665.61 = 495,847.92 : x
  2. Step 2: Convert to fraction form
    723,777.06/1,085,665.61 = 495,847.92/x
  3. Step 3: Cross multiply
    723,777.06x = 1,085,665.61 × 495,847.92
  4. Step 4: Simplify right side
    723,777.06x = 538,325,034,534.03
  5. Step 5: Solve for x
    x = 538,325,034,534.03/723,777.06
  6. Step 6: Final answer
    x = 743,771.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.