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Finding the Fourth Proportional to 536,872.16, 805,425.96 and 162,924.32

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Solution

The fourth proportional to 536,872.16, 805,425.96 and 162,924.32 is: 244,422.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,872.16 : 805,425.96 = 162,924.32 : x
  2. Step 2: Convert to fraction form
    536,872.16/805,425.96 = 162,924.32/x
  3. Step 3: Cross multiply
    536,872.16x = 805,425.96 × 162,924.32
  4. Step 4: Simplify right side
    536,872.16x = 131,223,476,843.35
  5. Step 5: Solve for x
    x = 131,223,476,843.35/536,872.16
  6. Step 6: Final answer
    x = 244,422.20

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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.