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Finding the Fourth Proportional to 488,093.40, 732,260.10 and 168,250.20

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Solution

The fourth proportional to 488,093.40, 732,260.10 and 168,250.20 is: 252,416.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,093.40 : 732,260.10 = 168,250.20 : x
  2. Step 2: Convert to fraction form
    488,093.40/732,260.10 = 168,250.20/x
  3. Step 3: Cross multiply
    488,093.40x = 732,260.10 × 168,250.20
  4. Step 4: Simplify right side
    488,093.40x = 123,202,908,277.02
  5. Step 5: Solve for x
    x = 123,202,908,277.02/488,093.40
  6. Step 6: Final answer
    x = 252,416.67

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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.