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Finding the Fourth Proportional to 294,330.60, 440,839.80 and 227,408.40

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Solution

The fourth proportional to 294,330.60, 440,839.80 and 227,408.40 is: 340,605.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,330.60 : 440,839.80 = 227,408.40 : x
  2. Step 2: Convert to fraction form
    294,330.60/440,839.80 = 227,408.40/x
  3. Step 3: Cross multiply
    294,330.60x = 440,839.80 × 227,408.40
  4. Step 4: Simplify right side
    294,330.60x = 100,250,673,574.32
  5. Step 5: Solve for x
    x = 100,250,673,574.32/294,330.60
  6. Step 6: Final answer
    x = 340,605.68

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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.