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Finding the Fourth Proportional to 241,326.20, 361,989.30 and 101,070.20

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Solution

The fourth proportional to 241,326.20, 361,989.30 and 101,070.20 is: 151,605.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,326.20 : 361,989.30 = 101,070.20 : x
  2. Step 2: Convert to fraction form
    241,326.20/361,989.30 = 101,070.20/x
  3. Step 3: Cross multiply
    241,326.20x = 361,989.30 × 101,070.20
  4. Step 4: Simplify right side
    241,326.20x = 36,586,330,948.86
  5. Step 5: Solve for x
    x = 36,586,330,948.86/241,326.20
  6. Step 6: Final answer
    x = 151,605.30

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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.