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Finding the Fourth Proportional to 3,312.73, 4,970.07 and 1,337.34

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Solution

The fourth proportional to 3,312.73, 4,970.07 and 1,337.34 is: 2,006.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.73 : 4,970.07 = 1,337.34 : x
  2. Step 2: Convert to fraction form
    3,312.73/4,970.07 = 1,337.34/x
  3. Step 3: Cross multiply
    3,312.73x = 4,970.07 × 1,337.34
  4. Step 4: Simplify right side
    3,312.73x = 6,646,688.29
  5. Step 5: Solve for x
    x = 6,646,688.29/3,312.73
  6. Step 6: Final answer
    x = 2,006.41

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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.