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Finding the Fourth Proportional to 336,020.80, 504,074.40 and 167,627.20

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Solution

The fourth proportional to 336,020.80, 504,074.40 and 167,627.20 is: 251,462.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,020.80 : 504,074.40 = 167,627.20 : x
  2. Step 2: Convert to fraction form
    336,020.80/504,074.40 = 167,627.20/x
  3. Step 3: Cross multiply
    336,020.80x = 504,074.40 × 167,627.20
  4. Step 4: Simplify right side
    336,020.80x = 84,496,580,263.68
  5. Step 5: Solve for x
    x = 84,496,580,263.68/336,020.80
  6. Step 6: Final answer
    x = 251,462.35

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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.