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Finding the Fourth Proportional to 629,095.68, 943,792.56 and 274,173.12

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Solution

The fourth proportional to 629,095.68, 943,792.56 and 274,173.12 is: 411,324.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,095.68 : 943,792.56 = 274,173.12 : x
  2. Step 2: Convert to fraction form
    629,095.68/943,792.56 = 274,173.12/x
  3. Step 3: Cross multiply
    629,095.68x = 943,792.56 × 274,173.12
  4. Step 4: Simplify right side
    629,095.68x = 258,762,550,807.99
  5. Step 5: Solve for x
    x = 258,762,550,807.99/629,095.68
  6. Step 6: Final answer
    x = 411,324.63

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Similar ratio
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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.