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Finding the Fourth Proportional to 575,612.30, 863,598.29 and 196,542.02

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Solution

The fourth proportional to 575,612.30, 863,598.29 and 196,542.02 is: 294,874.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,612.30 : 863,598.29 = 196,542.02 : x
  2. Step 2: Convert to fraction form
    575,612.30/863,598.29 = 196,542.02/x
  3. Step 3: Cross multiply
    575,612.30x = 863,598.29 × 196,542.02
  4. Step 4: Simplify right side
    575,612.30x = 169,733,353,561.43
  5. Step 5: Solve for x
    x = 169,733,353,561.43/575,612.30
  6. Step 6: Final answer
    x = 294,874.44

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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.