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Finding the Fourth Proportional to 588,792.98, 812,531.97 and 330,634.01

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Solution

The fourth proportional to 588,792.98, 812,531.97 and 330,634.01 is: 456,273.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,792.98 : 812,531.97 = 330,634.01 : x
  2. Step 2: Convert to fraction form
    588,792.98/812,531.97 = 330,634.01/x
  3. Step 3: Cross multiply
    588,792.98x = 812,531.97 × 330,634.01
  4. Step 4: Simplify right side
    588,792.98x = 268,650,703,494.30
  5. Step 5: Solve for x
    x = 268,650,703,494.30/588,792.98
  6. Step 6: Final answer
    x = 456,273.62

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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.