Home / 482,723.35-723,440.14-254,553.64

Finding the Fourth Proportional to 482,723.35, 723,440.14 and 254,553.64

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Solution

The fourth proportional to 482,723.35, 723,440.14 and 254,553.64 is: 381,490.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,723.35 : 723,440.14 = 254,553.64 : x
  2. Step 2: Convert to fraction form
    482,723.35/723,440.14 = 254,553.64/x
  3. Step 3: Cross multiply
    482,723.35x = 723,440.14 × 254,553.64
  4. Step 4: Simplify right side
    482,723.35x = 184,154,320,959.11
  5. Step 5: Solve for x
    x = 184,154,320,959.11/482,723.35
  6. Step 6: Final answer
    x = 381,490.39

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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.