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Finding the Fourth Proportional to 304,546.56, 457,026.56 and 107,554.56

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Solution

The fourth proportional to 304,546.56, 457,026.56 and 107,554.56 is: 161,404.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,546.56 : 457,026.56 = 107,554.56 : x
  2. Step 2: Convert to fraction form
    304,546.56/457,026.56 = 107,554.56/x
  3. Step 3: Cross multiply
    304,546.56x = 457,026.56 × 107,554.56
  4. Step 4: Simplify right side
    304,546.56x = 49,155,290,569.11
  5. Step 5: Solve for x
    x = 49,155,290,569.11/304,546.56
  6. Step 6: Final answer
    x = 161,404.85

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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.