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Finding the Fourth Proportional to 506,167.95, 698,514.93 and 276,725.73

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Solution

The fourth proportional to 506,167.95, 698,514.93 and 276,725.73 is: 381,883.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,167.95 : 698,514.93 = 276,725.73 : x
  2. Step 2: Convert to fraction form
    506,167.95/698,514.93 = 276,725.73/x
  3. Step 3: Cross multiply
    506,167.95x = 698,514.93 × 276,725.73
  4. Step 4: Simplify right side
    506,167.95x = 193,297,053,920.15
  5. Step 5: Solve for x
    x = 193,297,053,920.15/506,167.95
  6. Step 6: Final answer
    x = 381,883.23

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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.