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Finding the Fourth Proportional to 536,759.68, 805,087.68 and 162,785.92

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Solution

The fourth proportional to 536,759.68, 805,087.68 and 162,785.92 is: 244,163.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,759.68 : 805,087.68 = 162,785.92 : x
  2. Step 2: Convert to fraction form
    536,759.68/805,087.68 = 162,785.92/x
  3. Step 3: Cross multiply
    536,759.68x = 805,087.68 × 162,785.92
  4. Step 4: Simplify right side
    536,759.68x = 131,056,938,669.47
  5. Step 5: Solve for x
    x = 131,056,938,669.47/536,759.68
  6. Step 6: Final answer
    x = 244,163.16

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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.