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Finding the Fourth Proportional to 546,225.12, 753,716.75 and 304,496.01

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Solution

The fourth proportional to 546,225.12, 753,716.75 and 304,496.01 is: 420,163.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,225.12 : 753,716.75 = 304,496.01 : x
  2. Step 2: Convert to fraction form
    546,225.12/753,716.75 = 304,496.01/x
  3. Step 3: Cross multiply
    546,225.12x = 753,716.75 × 304,496.01
  4. Step 4: Simplify right side
    546,225.12x = 229,503,741,522.69
  5. Step 5: Solve for x
    x = 229,503,741,522.69/546,225.12
  6. Step 6: Final answer
    x = 420,163.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.