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Finding the Fourth Proportional to 362,236.59, 543,144.15 and 242,430.30

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Solution

The fourth proportional to 362,236.59, 543,144.15 and 242,430.30 is: 363,504.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,236.59 : 543,144.15 = 242,430.30 : x
  2. Step 2: Convert to fraction form
    362,236.59/543,144.15 = 242,430.30/x
  3. Step 3: Cross multiply
    362,236.59x = 543,144.15 × 242,430.30
  4. Step 4: Simplify right side
    362,236.59x = 131,674,599,227.75
  5. Step 5: Solve for x
    x = 131,674,599,227.75/362,236.59
  6. Step 6: Final answer
    x = 363,504.41

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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.