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Finding the Fourth Proportional to 374,841.60, 561,387.60 and 367,324.80

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Solution

The fourth proportional to 374,841.60, 561,387.60 and 367,324.80 is: 550,129.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,841.60 : 561,387.60 = 367,324.80 : x
  2. Step 2: Convert to fraction form
    374,841.60/561,387.60 = 367,324.80/x
  3. Step 3: Cross multiply
    374,841.60x = 561,387.60 × 367,324.80
  4. Step 4: Simplify right side
    374,841.60x = 206,211,587,892.48
  5. Step 5: Solve for x
    x = 206,211,587,892.48/374,841.60
  6. Step 6: Final answer
    x = 550,129.94

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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.