Home / 579,931.54-869,688.73-200,749.48

Finding the Fourth Proportional to 579,931.54, 869,688.73 and 200,749.48

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Solution

The fourth proportional to 579,931.54, 869,688.73 and 200,749.48 is: 301,052.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,931.54 : 869,688.73 = 200,749.48 : x
  2. Step 2: Convert to fraction form
    579,931.54/869,688.73 = 200,749.48/x
  3. Step 3: Cross multiply
    579,931.54x = 869,688.73 × 200,749.48
  4. Step 4: Simplify right side
    579,931.54x = 174,589,560,309.36
  5. Step 5: Solve for x
    x = 174,589,560,309.36/579,931.54
  6. Step 6: Final answer
    x = 301,052.02

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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.