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Finding the Fourth Proportional to 624,935.50, 937,451.85 and 204,253.90

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Solution

The fourth proportional to 624,935.50, 937,451.85 and 204,253.90 is: 306,396.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,935.50 : 937,451.85 = 204,253.90 : x
  2. Step 2: Convert to fraction form
    624,935.50/937,451.85 = 204,253.90/x
  3. Step 3: Cross multiply
    624,935.50x = 937,451.85 × 204,253.90
  4. Step 4: Simplify right side
    624,935.50x = 191,478,190,716.19
  5. Step 5: Solve for x
    x = 191,478,190,716.19/624,935.50
  6. Step 6: Final answer
    x = 306,396.73

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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.