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Finding the Fourth Proportional to 293,878.14, 440,858.72 and 94,151.80

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Solution

The fourth proportional to 293,878.14, 440,858.72 and 94,151.80 is: 141,241.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,878.14 : 440,858.72 = 94,151.80 : x
  2. Step 2: Convert to fraction form
    293,878.14/440,858.72 = 94,151.80/x
  3. Step 3: Cross multiply
    293,878.14x = 440,858.72 × 94,151.80
  4. Step 4: Simplify right side
    293,878.14x = 41,507,642,033.70
  5. Step 5: Solve for x
    x = 41,507,642,033.70/293,878.14
  6. Step 6: Final answer
    x = 141,241.00

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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.