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Finding the Fourth Proportional to 504,543.60, 755,958.96 and 304,443.54

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Solution

The fourth proportional to 504,543.60, 755,958.96 and 304,443.54 is: 456,148.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,543.60 : 755,958.96 = 304,443.54 : x
  2. Step 2: Convert to fraction form
    504,543.60/755,958.96 = 304,443.54/x
  3. Step 3: Cross multiply
    504,543.60x = 755,958.96 × 304,443.54
  4. Step 4: Simplify right side
    504,543.60x = 230,146,821,877.12
  5. Step 5: Solve for x
    x = 230,146,821,877.12/504,543.60
  6. Step 6: Final answer
    x = 456,148.53

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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.