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Finding the Fourth Proportional to 362,342.16, 543,032.10 and 162,625.32

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Solution

The fourth proportional to 362,342.16, 543,032.10 and 162,625.32 is: 243,722.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,342.16 : 543,032.10 = 162,625.32 : x
  2. Step 2: Convert to fraction form
    362,342.16/543,032.10 = 162,625.32/x
  3. Step 3: Cross multiply
    362,342.16x = 543,032.10 × 162,625.32
  4. Step 4: Simplify right side
    362,342.16x = 88,310,769,032.77
  5. Step 5: Solve for x
    x = 88,310,769,032.77/362,342.16
  6. Step 6: Final answer
    x = 243,722.04

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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.