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Finding the Fourth Proportional to 362,404.20, 543,800.70 and 152,063.40

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Solution

The fourth proportional to 362,404.20, 543,800.70 and 152,063.40 is: 228,176.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,404.20 : 543,800.70 = 152,063.40 : x
  2. Step 2: Convert to fraction form
    362,404.20/543,800.70 = 152,063.40/x
  3. Step 3: Cross multiply
    362,404.20x = 543,800.70 × 152,063.40
  4. Step 4: Simplify right side
    362,404.20x = 82,692,183,364.38
  5. Step 5: Solve for x
    x = 82,692,183,364.38/362,404.20
  6. Step 6: Final answer
    x = 228,176.67

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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.