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Finding the Fourth Proportional to 262,714, 362,545.74 and 149,536.75

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Solution

The fourth proportional to 262,714, 362,545.74 and 149,536.75 is: 206,360.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,714 : 362,545.74 = 149,536.75 : x
  2. Step 2: Convert to fraction form
    262,714/362,545.74 = 149,536.75/x
  3. Step 3: Cross multiply
    262,714x = 362,545.74 × 149,536.75
  4. Step 4: Simplify right side
    262,714x = 54,213,911,685.95
  5. Step 5: Solve for x
    x = 54,213,911,685.95/262,714
  6. Step 6: Final answer
    x = 206,360.95

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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.