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Finding the Fourth Proportional to 588,443.49, 812,028.11 and 333,789.21

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Solution

The fourth proportional to 588,443.49, 812,028.11 and 333,789.21 is: 460,615.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,443.49 : 812,028.11 = 333,789.21 : x
  2. Step 2: Convert to fraction form
    588,443.49/812,028.11 = 333,789.21/x
  3. Step 3: Cross multiply
    588,443.49x = 812,028.11 × 333,789.21
  4. Step 4: Simplify right side
    588,443.49x = 271,046,219,665.75
  5. Step 5: Solve for x
    x = 271,046,219,665.75/588,443.49
  6. Step 6: Final answer
    x = 460,615.55

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1.5x scale

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.