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Finding the Fourth Proportional to 247,104.28, 370,401.76 and 97,283.80

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Solution

The fourth proportional to 247,104.28, 370,401.76 and 97,283.80 is: 145,825.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,104.28 : 370,401.76 = 97,283.80 : x
  2. Step 2: Convert to fraction form
    247,104.28/370,401.76 = 97,283.80/x
  3. Step 3: Cross multiply
    247,104.28x = 370,401.76 × 97,283.80
  4. Step 4: Simplify right side
    247,104.28x = 36,034,090,739.49
  5. Step 5: Solve for x
    x = 36,034,090,739.49/247,104.28
  6. Step 6: Final answer
    x = 145,825.44

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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.