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Finding the Fourth Proportional to 482,463.04, 723,556.32 and 162,580

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Solution

The fourth proportional to 482,463.04, 723,556.32 and 162,580 is: 243,823.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,463.04 : 723,556.32 = 162,580 : x
  2. Step 2: Convert to fraction form
    482,463.04/723,556.32 = 162,580/x
  3. Step 3: Cross multiply
    482,463.04x = 723,556.32 × 162,580
  4. Step 4: Simplify right side
    482,463.04x = 117,635,786,505.60
  5. Step 5: Solve for x
    x = 117,635,786,505.60/482,463.04
  6. Step 6: Final answer
    x = 243,823.42

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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.