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Finding the Fourth Proportional to 624,309.81, 936,467.15 and 150,994.41

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Solution

The fourth proportional to 624,309.81, 936,467.15 and 150,994.41 is: 226,492.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,309.81 : 936,467.15 = 150,994.41 : x
  2. Step 2: Convert to fraction form
    624,309.81/936,467.15 = 150,994.41/x
  3. Step 3: Cross multiply
    624,309.81x = 936,467.15 × 150,994.41
  4. Step 4: Simplify right side
    624,309.81x = 141,401,304,043.66
  5. Step 5: Solve for x
    x = 141,401,304,043.66/624,309.81
  6. Step 6: Final answer
    x = 226,492.20

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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.