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Finding the Fourth Proportional to 624,312.81, 936,471.65 and 150,997.41

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Solution

The fourth proportional to 624,312.81, 936,471.65 and 150,997.41 is: 226,496.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,312.81 : 936,471.65 = 150,997.41 : x
  2. Step 2: Convert to fraction form
    624,312.81/936,471.65 = 150,997.41/x
  3. Step 3: Cross multiply
    624,312.81x = 936,471.65 × 150,997.41
  4. Step 4: Simplify right side
    624,312.81x = 141,404,792,933.44
  5. Step 5: Solve for x
    x = 141,404,792,933.44/624,312.81
  6. Step 6: Final answer
    x = 226,496.70

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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.