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Finding the Fourth Proportional to 382,033.40, 573,050.10 and 298,052.60

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Solution

The fourth proportional to 382,033.40, 573,050.10 and 298,052.60 is: 447,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,033.40 : 573,050.10 = 298,052.60 : x
  2. Step 2: Convert to fraction form
    382,033.40/573,050.10 = 298,052.60/x
  3. Step 3: Cross multiply
    382,033.40x = 573,050.10 × 298,052.60
  4. Step 4: Simplify right side
    382,033.40x = 170,799,072,235.26
  5. Step 5: Solve for x
    x = 170,799,072,235.26/382,033.40
  6. Step 6: Final answer
    x = 447,078.90

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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.