Home / 723,923.83-998,914.57-482,362.39

Finding the Fourth Proportional to 723,923.83, 998,914.57 and 482,362.39

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Solution

The fourth proportional to 723,923.83, 998,914.57 and 482,362.39 is: 665,593.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,923.83 : 998,914.57 = 482,362.39 : x
  2. Step 2: Convert to fraction form
    723,923.83/998,914.57 = 482,362.39/x
  3. Step 3: Cross multiply
    723,923.83x = 998,914.57 × 482,362.39
  4. Step 4: Simplify right side
    723,923.83x = 481,838,819,391.02
  5. Step 5: Solve for x
    x = 481,838,819,391.02/723,923.83
  6. Step 6: Final answer
    x = 665,593.26

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Double scale
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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.