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Finding the Fourth Proportional to 250,843.68, 376,300.80 and 73,364

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Solution

The fourth proportional to 250,843.68, 376,300.80 and 73,364 is: 110,056.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,843.68 : 376,300.80 = 73,364 : x
  2. Step 2: Convert to fraction form
    250,843.68/376,300.80 = 73,364/x
  3. Step 3: Cross multiply
    250,843.68x = 376,300.80 × 73,364
  4. Step 4: Simplify right side
    250,843.68x = 27,606,931,891.20
  5. Step 5: Solve for x
    x = 27,606,931,891.20/250,843.68
  6. Step 6: Final answer
    x = 110,056.32

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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.