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Finding the Fourth Proportional to 4,018, 5,545.80 and 2,362.96

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Solution

The fourth proportional to 4,018, 5,545.80 and 2,362.96 is: 3,261.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018 : 5,545.80 = 2,362.96 : x
  2. Step 2: Convert to fraction form
    4,018/5,545.80 = 2,362.96/x
  3. Step 3: Cross multiply
    4,018x = 5,545.80 × 2,362.96
  4. Step 4: Simplify right side
    4,018x = 13,104,503.57
  5. Step 5: Solve for x
    x = 13,104,503.57/4,018
  6. Step 6: Final answer
    x = 3,261.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.