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Finding the Fourth Proportional to 362,605.14, 543,720.78 and 162,754.20

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Solution

The fourth proportional to 362,605.14, 543,720.78 and 162,754.20 is: 244,047.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,605.14 : 543,720.78 = 162,754.20 : x
  2. Step 2: Convert to fraction form
    362,605.14/543,720.78 = 162,754.20/x
  3. Step 3: Cross multiply
    362,605.14x = 543,720.78 × 162,754.20
  4. Step 4: Simplify right side
    362,605.14x = 88,492,840,572.28
  5. Step 5: Solve for x
    x = 88,492,840,572.28/362,605.14
  6. Step 6: Final answer
    x = 244,047.40

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1.5x scale

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.