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Finding the Fourth Proportional to 450,080.40, 674,245.80 and 250,042.80

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Solution

The fourth proportional to 450,080.40, 674,245.80 and 250,042.80 is: 374,578.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,080.40 : 674,245.80 = 250,042.80 : x
  2. Step 2: Convert to fraction form
    450,080.40/674,245.80 = 250,042.80/x
  3. Step 3: Cross multiply
    450,080.40x = 674,245.80 × 250,042.80
  4. Step 4: Simplify right side
    450,080.40x = 168,590,307,720.24
  5. Step 5: Solve for x
    x = 168,590,307,720.24/450,080.40
  6. Step 6: Final answer
    x = 374,578.20

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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.