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Finding the Fourth Proportional to 262,521.76, 362,153.92 and 171,837.76

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Solution

The fourth proportional to 262,521.76, 362,153.92 and 171,837.76 is: 237,053.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,521.76 : 362,153.92 = 171,837.76 : x
  2. Step 2: Convert to fraction form
    262,521.76/362,153.92 = 171,837.76/x
  3. Step 3: Cross multiply
    262,521.76x = 362,153.92 × 171,837.76
  4. Step 4: Simplify right side
    262,521.76x = 62,231,718,388.02
  5. Step 5: Solve for x
    x = 62,231,718,388.02/262,521.76
  6. Step 6: Final answer
    x = 237,053.56

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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.