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Finding the Fourth Proportional to 301,844.40, 452,766.60 and 297,907.80

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Solution

The fourth proportional to 301,844.40, 452,766.60 and 297,907.80 is: 446,861.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,844.40 : 452,766.60 = 297,907.80 : x
  2. Step 2: Convert to fraction form
    301,844.40/452,766.60 = 297,907.80/x
  3. Step 3: Cross multiply
    301,844.40x = 452,766.60 × 297,907.80
  4. Step 4: Simplify right side
    301,844.40x = 134,882,701,719.48
  5. Step 5: Solve for x
    x = 134,882,701,719.48/301,844.40
  6. Step 6: Final answer
    x = 446,861.70

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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.