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Finding the Fourth Proportional to 362,019.59, 543,110.11 and 118,871.50

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Solution

The fourth proportional to 362,019.59, 543,110.11 and 118,871.50 is: 178,333.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,019.59 : 543,110.11 = 118,871.50 : x
  2. Step 2: Convert to fraction form
    362,019.59/543,110.11 = 118,871.50/x
  3. Step 3: Cross multiply
    362,019.59x = 543,110.11 × 118,871.50
  4. Step 4: Simplify right side
    362,019.59x = 64,560,313,472.89
  5. Step 5: Solve for x
    x = 64,560,313,472.89/362,019.59
  6. Step 6: Final answer
    x = 178,333.75

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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.