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Finding the Fourth Proportional to 504,062.24, 756,241.12 and 149,085.76

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Solution

The fourth proportional to 504,062.24, 756,241.12 and 149,085.76 is: 223,672.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,062.24 : 756,241.12 = 149,085.76 : x
  2. Step 2: Convert to fraction form
    504,062.24/756,241.12 = 149,085.76/x
  3. Step 3: Cross multiply
    504,062.24x = 756,241.12 × 149,085.76
  4. Step 4: Simplify right side
    504,062.24x = 112,744,782,118.45
  5. Step 5: Solve for x
    x = 112,744,782,118.45/504,062.24
  6. Step 6: Final answer
    x = 223,672.34

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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.