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Finding the Fourth Proportional to 599,020.81, 897,755.64 and 243,621.97

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Solution

The fourth proportional to 599,020.81, 897,755.64 and 243,621.97 is: 365,117.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,020.81 : 897,755.64 = 243,621.97 : x
  2. Step 2: Convert to fraction form
    599,020.81/897,755.64 = 243,621.97/x
  3. Step 3: Cross multiply
    599,020.81x = 897,755.64 × 243,621.97
  4. Step 4: Simplify right side
    599,020.81x = 218,712,994,437.44
  5. Step 5: Solve for x
    x = 218,712,994,437.44/599,020.81
  6. Step 6: Final answer
    x = 365,117.52

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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.