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Finding the Fourth Proportional to 234,351.90, 351,546.06 and 76,596.30

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Solution

The fourth proportional to 234,351.90, 351,546.06 and 76,596.30 is: 114,900.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,351.90 : 351,546.06 = 76,596.30 : x
  2. Step 2: Convert to fraction form
    234,351.90/351,546.06 = 76,596.30/x
  3. Step 3: Cross multiply
    234,351.90x = 351,546.06 × 76,596.30
  4. Step 4: Simplify right side
    234,351.90x = 26,927,127,762.81
  5. Step 5: Solve for x
    x = 26,927,127,762.81/234,351.90
  6. Step 6: Final answer
    x = 114,900.40

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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.