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Finding the Fourth Proportional to 184,496.40, 276,809.40 and 79,347.60

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Solution

The fourth proportional to 184,496.40, 276,809.40 and 79,347.60 is: 119,049.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,496.40 : 276,809.40 = 79,347.60 : x
  2. Step 2: Convert to fraction form
    184,496.40/276,809.40 = 79,347.60/x
  3. Step 3: Cross multiply
    184,496.40x = 276,809.40 × 79,347.60
  4. Step 4: Simplify right side
    184,496.40x = 21,964,161,547.44
  5. Step 5: Solve for x
    x = 21,964,161,547.44/184,496.40
  6. Step 6: Final answer
    x = 119,049.27

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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.