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Finding the Fourth Proportional to 575,446.38, 862,567.61 and 196,234.22

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Solution

The fourth proportional to 575,446.38, 862,567.61 and 196,234.22 is: 294,146.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,446.38 : 862,567.61 = 196,234.22 : x
  2. Step 2: Convert to fraction form
    575,446.38/862,567.61 = 196,234.22/x
  3. Step 3: Cross multiply
    575,446.38x = 862,567.61 × 196,234.22
  4. Step 4: Simplify right side
    575,446.38x = 169,265,276,851.61
  5. Step 5: Solve for x
    x = 169,265,276,851.61/575,446.38
  6. Step 6: Final answer
    x = 294,146.05

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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.