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Finding the Fourth Proportional to 240,770.52, 361,303.40 and 107,763.26

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Solution

The fourth proportional to 240,770.52, 361,303.40 and 107,763.26 is: 161,710.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,770.52 : 361,303.40 = 107,763.26 : x
  2. Step 2: Convert to fraction form
    240,770.52/361,303.40 = 107,763.26/x
  3. Step 3: Cross multiply
    240,770.52x = 361,303.40 × 107,763.26
  4. Step 4: Simplify right side
    240,770.52x = 38,935,230,426.57
  5. Step 5: Solve for x
    x = 38,935,230,426.57/240,770.52
  6. Step 6: Final answer
    x = 161,710.95

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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.