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Finding the Fourth Proportional to 433,672.67, 650,430.63 and 118,055.76

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Solution

The fourth proportional to 433,672.67, 650,430.63 and 118,055.76 is: 177,062.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,672.67 : 650,430.63 = 118,055.76 : x
  2. Step 2: Convert to fraction form
    433,672.67/650,430.63 = 118,055.76/x
  3. Step 3: Cross multiply
    433,672.67x = 650,430.63 × 118,055.76
  4. Step 4: Simplify right side
    433,672.67x = 76,787,082,351.93
  5. Step 5: Solve for x
    x = 76,787,082,351.93/433,672.67
  6. Step 6: Final answer
    x = 177,062.31

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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.