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Finding the Fourth Proportional to 575,950.59, 864,028.40 and 196,913.43

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Solution

The fourth proportional to 575,950.59, 864,028.40 and 196,913.43 is: 295,405.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,950.59 : 864,028.40 = 196,913.43 : x
  2. Step 2: Convert to fraction form
    575,950.59/864,028.40 = 196,913.43/x
  3. Step 3: Cross multiply
    575,950.59x = 864,028.40 × 196,913.43
  4. Step 4: Simplify right side
    575,950.59x = 170,138,794,876.85
  5. Step 5: Solve for x
    x = 170,138,794,876.85/575,950.59
  6. Step 6: Final answer
    x = 295,405.19

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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.