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Finding the Fourth Proportional to 532,399.96, 798,638.22 and 167,630.20

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Solution

The fourth proportional to 532,399.96, 798,638.22 and 167,630.20 is: 251,457.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,399.96 : 798,638.22 = 167,630.20 : x
  2. Step 2: Convert to fraction form
    532,399.96/798,638.22 = 167,630.20/x
  3. Step 3: Cross multiply
    532,399.96x = 798,638.22 × 167,630.20
  4. Step 4: Simplify right side
    532,399.96x = 133,875,884,546.24
  5. Step 5: Solve for x
    x = 133,875,884,546.24/532,399.96
  6. Step 6: Final answer
    x = 251,457.35

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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.