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Finding the Fourth Proportional to 466,789.79, 644,250.58 and 270,528.89

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Solution

The fourth proportional to 466,789.79, 644,250.58 and 270,528.89 is: 373,376.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,789.79 : 644,250.58 = 270,528.89 : x
  2. Step 2: Convert to fraction form
    466,789.79/644,250.58 = 270,528.89/x
  3. Step 3: Cross multiply
    466,789.79x = 644,250.58 × 270,528.89
  4. Step 4: Simplify right side
    466,789.79x = 174,288,390,391.68
  5. Step 5: Solve for x
    x = 174,288,390,391.68/466,789.79
  6. Step 6: Final answer
    x = 373,376.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.