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Finding the Fourth Proportional to 575,954.60, 864,034.40 and 196,917.44

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Solution

The fourth proportional to 575,954.60, 864,034.40 and 196,917.44 is: 295,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,954.60 : 864,034.40 = 196,917.44 : x
  2. Step 2: Convert to fraction form
    575,954.60/864,034.40 = 196,917.44/x
  3. Step 3: Cross multiply
    575,954.60x = 864,034.40 × 196,917.44
  4. Step 4: Simplify right side
    575,954.60x = 170,143,442,119.94
  5. Step 5: Solve for x
    x = 170,143,442,119.94/575,954.60
  6. Step 6: Final answer
    x = 295,411.20

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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.