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Finding the Fourth Proportional to 344,690.06, 517,034.31 and 164,227.70

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Solution

The fourth proportional to 344,690.06, 517,034.31 and 164,227.70 is: 246,341.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,690.06 : 517,034.31 = 164,227.70 : x
  2. Step 2: Convert to fraction form
    344,690.06/517,034.31 = 164,227.70/x
  3. Step 3: Cross multiply
    344,690.06x = 517,034.31 × 164,227.70
  4. Step 4: Simplify right side
    344,690.06x = 84,911,355,552.39
  5. Step 5: Solve for x
    x = 84,911,355,552.39/344,690.06
  6. Step 6: Final answer
    x = 246,341.18

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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.