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Finding the Fourth Proportional to 295,996.60, 444,470.10 and 274,166.20

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Solution

The fourth proportional to 295,996.60, 444,470.10 and 274,166.20 is: 411,689.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,996.60 : 444,470.10 = 274,166.20 : x
  2. Step 2: Convert to fraction form
    295,996.60/444,470.10 = 274,166.20/x
  3. Step 3: Cross multiply
    295,996.60x = 444,470.10 × 274,166.20
  4. Step 4: Simplify right side
    295,996.60x = 121,858,678,330.62
  5. Step 5: Solve for x
    x = 121,858,678,330.62/295,996.60
  6. Step 6: Final answer
    x = 411,689.45

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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.