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Finding the Fourth Proportional to 469,021.74, 703,522.89 and 114,037.62

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Solution

The fourth proportional to 469,021.74, 703,522.89 and 114,037.62 is: 171,054.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,021.74 : 703,522.89 = 114,037.62 : x
  2. Step 2: Convert to fraction form
    469,021.74/703,522.89 = 114,037.62/x
  3. Step 3: Cross multiply
    469,021.74x = 703,522.89 × 114,037.62
  4. Step 4: Simplify right side
    469,021.74x = 80,228,075,991.12
  5. Step 5: Solve for x
    x = 80,228,075,991.12/469,021.74
  6. Step 6: Final answer
    x = 171,054.07

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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.