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Finding the Fourth Proportional to 336,053.60, 504,080.40 and 149,065.10

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Solution

The fourth proportional to 336,053.60, 504,080.40 and 149,065.10 is: 223,597.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,053.60 : 504,080.40 = 149,065.10 : x
  2. Step 2: Convert to fraction form
    336,053.60/504,080.40 = 149,065.10/x
  3. Step 3: Cross multiply
    336,053.60x = 504,080.40 × 149,065.10
  4. Step 4: Simplify right side
    336,053.60x = 75,140,795,234.04
  5. Step 5: Solve for x
    x = 75,140,795,234.04/336,053.60
  6. Step 6: Final answer
    x = 223,597.65

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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.