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Finding the Fourth Proportional to 575,688.43, 863,526.57 and 196,604.83

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Solution

The fourth proportional to 575,688.43, 863,526.57 and 196,604.83 is: 294,905.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,688.43 : 863,526.57 = 196,604.83 : x
  2. Step 2: Convert to fraction form
    575,688.43/863,526.57 = 196,604.83/x
  3. Step 3: Cross multiply
    575,688.43x = 863,526.57 × 196,604.83
  4. Step 4: Simplify right side
    575,688.43x = 169,773,494,495.33
  5. Step 5: Solve for x
    x = 169,773,494,495.33/575,688.43
  6. Step 6: Final answer
    x = 294,905.17

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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.