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Finding the Fourth Proportional to 503,697.67, 755,365.05 and 166,676.11

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Solution

The fourth proportional to 503,697.67, 755,365.05 and 166,676.11 is: 249,954.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,697.67 : 755,365.05 = 166,676.11 : x
  2. Step 2: Convert to fraction form
    503,697.67/755,365.05 = 166,676.11/x
  3. Step 3: Cross multiply
    503,697.67x = 755,365.05 × 166,676.11
  4. Step 4: Simplify right side
    503,697.67x = 125,901,308,163.96
  5. Step 5: Solve for x
    x = 125,901,308,163.96/503,697.67
  6. Step 6: Final answer
    x = 249,954.12

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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.