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Finding the Fourth Proportional to 574,093.77, 861,139.85 and 195,053.87

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Solution

The fourth proportional to 574,093.77, 861,139.85 and 195,053.87 is: 292,580.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,093.77 : 861,139.85 = 195,053.87 : x
  2. Step 2: Convert to fraction form
    574,093.77/861,139.85 = 195,053.87/x
  3. Step 3: Cross multiply
    574,093.77x = 861,139.85 × 195,053.87
  4. Step 4: Simplify right side
    574,093.77x = 167,968,655,072.75
  5. Step 5: Solve for x
    x = 167,968,655,072.75/574,093.77
  6. Step 6: Final answer
    x = 292,580.52

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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.