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Finding the Fourth Proportional to 248,869.40, 374,081.70 and 244,203.80

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Solution

The fourth proportional to 248,869.40, 374,081.70 and 244,203.80 is: 367,068.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,869.40 : 374,081.70 = 244,203.80 : x
  2. Step 2: Convert to fraction form
    248,869.40/374,081.70 = 244,203.80/x
  3. Step 3: Cross multiply
    248,869.40x = 374,081.70 × 244,203.80
  4. Step 4: Simplify right side
    248,869.40x = 91,352,172,650.46
  5. Step 5: Solve for x
    x = 91,352,172,650.46/248,869.40
  6. Step 6: Final answer
    x = 367,068.72

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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.