Home / 482,945.39-724,418.14-167,402.30

Finding the Fourth Proportional to 482,945.39, 724,418.14 and 167,402.30

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Solution

The fourth proportional to 482,945.39, 724,418.14 and 167,402.30 is: 251,103.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,945.39 : 724,418.14 = 167,402.30 : x
  2. Step 2: Convert to fraction form
    482,945.39/724,418.14 = 167,402.30/x
  3. Step 3: Cross multiply
    482,945.39x = 724,418.14 × 167,402.30
  4. Step 4: Simplify right side
    482,945.39x = 121,269,262,797.72
  5. Step 5: Solve for x
    x = 121,269,262,797.72/482,945.39
  6. Step 6: Final answer
    x = 251,103.47

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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.