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Finding the Fourth Proportional to 367,143.62, 550,748.23 and 114,426.25

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Solution

The fourth proportional to 367,143.62, 550,748.23 and 114,426.25 is: 171,649.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,143.62 : 550,748.23 = 114,426.25 : x
  2. Step 2: Convert to fraction form
    367,143.62/550,748.23 = 114,426.25/x
  3. Step 3: Cross multiply
    367,143.62x = 550,748.23 × 114,426.25
  4. Step 4: Simplify right side
    367,143.62x = 63,020,054,653.04
  5. Step 5: Solve for x
    x = 63,020,054,653.04/367,143.62
  6. Step 6: Final answer
    x = 171,649.60

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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.