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Finding the Fourth Proportional to 629,733.96, 943,756.11 and 344,994.80

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Solution

The fourth proportional to 629,733.96, 943,756.11 and 344,994.80 is: 517,029.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,733.96 : 943,756.11 = 344,994.80 : x
  2. Step 2: Convert to fraction form
    629,733.96/943,756.11 = 344,994.80/x
  3. Step 3: Cross multiply
    629,733.96x = 943,756.11 × 344,994.80
  4. Step 4: Simplify right side
    629,733.96x = 325,590,945,699.45
  5. Step 5: Solve for x
    x = 325,590,945,699.45/629,733.96
  6. Step 6: Final answer
    x = 517,029.36

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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.