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Finding the Fourth Proportional to 362,593.64, 543,703.53 and 162,742.70

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Solution

The fourth proportional to 362,593.64, 543,703.53 and 162,742.70 is: 244,030.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,593.64 : 543,703.53 = 162,742.70 : x
  2. Step 2: Convert to fraction form
    362,593.64/543,703.53 = 162,742.70/x
  3. Step 3: Cross multiply
    362,593.64x = 543,703.53 × 162,742.70
  4. Step 4: Simplify right side
    362,593.64x = 88,483,780,471.73
  5. Step 5: Solve for x
    x = 88,483,780,471.73/362,593.64
  6. Step 6: Final answer
    x = 244,030.15

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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.