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Finding the Fourth Proportional to 336,051.20, 504,222.60 and 169,839.20

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Solution

The fourth proportional to 336,051.20, 504,222.60 and 169,839.20 is: 254,832.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,051.20 : 504,222.60 = 169,839.20 : x
  2. Step 2: Convert to fraction form
    336,051.20/504,222.60 = 169,839.20/x
  3. Step 3: Cross multiply
    336,051.20x = 504,222.60 × 169,839.20
  4. Step 4: Simplify right side
    336,051.20x = 85,636,763,005.92
  5. Step 5: Solve for x
    x = 85,636,763,005.92/336,051.20
  6. Step 6: Final answer
    x = 254,832.49

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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.