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Finding the Fourth Proportional to 275,552.40, 413,328.60 and 273,802.80

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Solution

The fourth proportional to 275,552.40, 413,328.60 and 273,802.80 is: 410,704.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,552.40 : 413,328.60 = 273,802.80 : x
  2. Step 2: Convert to fraction form
    275,552.40/413,328.60 = 273,802.80/x
  3. Step 3: Cross multiply
    275,552.40x = 413,328.60 × 273,802.80
  4. Step 4: Simplify right side
    275,552.40x = 113,170,528,000.08
  5. Step 5: Solve for x
    x = 113,170,528,000.08/275,552.40
  6. Step 6: Final answer
    x = 410,704.20

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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.