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Finding the Fourth Proportional to 439,851.48, 659,267.22 and 202,695.96

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Solution

The fourth proportional to 439,851.48, 659,267.22 and 202,695.96 is: 303,808.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,851.48 : 659,267.22 = 202,695.96 : x
  2. Step 2: Convert to fraction form
    439,851.48/659,267.22 = 202,695.96/x
  3. Step 3: Cross multiply
    439,851.48x = 659,267.22 × 202,695.96
  4. Step 4: Simplify right side
    439,851.48x = 133,630,802,054.43
  5. Step 5: Solve for x
    x = 133,630,802,054.43/439,851.48
  6. Step 6: Final answer
    x = 303,808.92

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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.