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Finding the Fourth Proportional to 440,018.79, 607,175.67 and 246,399.60

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Solution

The fourth proportional to 440,018.79, 607,175.67 and 246,399.60 is: 340,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,018.79 : 607,175.67 = 246,399.60 : x
  2. Step 2: Convert to fraction form
    440,018.79/607,175.67 = 246,399.60/x
  3. Step 3: Cross multiply
    440,018.79x = 607,175.67 × 246,399.60
  4. Step 4: Simplify right side
    440,018.79x = 149,607,842,217.73
  5. Step 5: Solve for x
    x = 149,607,842,217.73/440,018.79
  6. Step 6: Final answer
    x = 340,003.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.