Home / 482,452.47-723,657.78-162,583.20

Finding the Fourth Proportional to 482,452.47, 723,657.78 and 162,583.20

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Solution

The fourth proportional to 482,452.47, 723,657.78 and 162,583.20 is: 243,867.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,452.47 : 723,657.78 = 162,583.20 : x
  2. Step 2: Convert to fraction form
    482,452.47/723,657.78 = 162,583.20/x
  3. Step 3: Cross multiply
    482,452.47x = 723,657.78 × 162,583.20
  4. Step 4: Simplify right side
    482,452.47x = 117,654,597,577.30
  5. Step 5: Solve for x
    x = 117,654,597,577.30/482,452.47
  6. Step 6: Final answer
    x = 243,867.75

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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.