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Finding the Fourth Proportional to 575,650.30, 863,397.66 and 154,951.42

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Solution

The fourth proportional to 575,650.30, 863,397.66 and 154,951.42 is: 232,406.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,650.30 : 863,397.66 = 154,951.42 : x
  2. Step 2: Convert to fraction form
    575,650.30/863,397.66 = 154,951.42/x
  3. Step 3: Cross multiply
    575,650.30x = 863,397.66 × 154,951.42
  4. Step 4: Simplify right side
    575,650.30x = 133,784,693,441.68
  5. Step 5: Solve for x
    x = 133,784,693,441.68/575,650.30
  6. Step 6: Final answer
    x = 232,406.19

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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.