Home / 723,782.21-1,086,383.70-604,604.70

Finding the Fourth Proportional to 723,782.21, 1,086,383.70 and 604,604.70

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Solution

The fourth proportional to 723,782.21, 1,086,383.70 and 604,604.70 is: 907,500.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,782.21 : 1,086,383.70 = 604,604.70 : x
  2. Step 2: Convert to fraction form
    723,782.21/1,086,383.70 = 604,604.70/x
  3. Step 3: Cross multiply
    723,782.21x = 1,086,383.70 × 604,604.70
  4. Step 4: Simplify right side
    723,782.21x = 656,832,691,023.39
  5. Step 5: Solve for x
    x = 656,832,691,023.39/723,782.21
  6. Step 6: Final answer
    x = 907,500.47

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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.