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Finding the Fourth Proportional to 433,742.99, 650,163.42 and 167,686.25

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Solution

The fourth proportional to 433,742.99, 650,163.42 and 167,686.25 is: 251,354.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,742.99 : 650,163.42 = 167,686.25 : x
  2. Step 2: Convert to fraction form
    433,742.99/650,163.42 = 167,686.25/x
  3. Step 3: Cross multiply
    433,742.99x = 650,163.42 × 167,686.25
  4. Step 4: Simplify right side
    433,742.99x = 109,023,462,536.16
  5. Step 5: Solve for x
    x = 109,023,462,536.16/433,742.99
  6. Step 6: Final answer
    x = 251,354.98

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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.