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Finding the Fourth Proportional to 5,038.73, 6,954.29 and 2,913.89

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Solution

The fourth proportional to 5,038.73, 6,954.29 and 2,913.89 is: 4,021.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.73 : 6,954.29 = 2,913.89 : x
  2. Step 2: Convert to fraction form
    5,038.73/6,954.29 = 2,913.89/x
  3. Step 3: Cross multiply
    5,038.73x = 6,954.29 × 2,913.89
  4. Step 4: Simplify right side
    5,038.73x = 20,264,054.53
  5. Step 5: Solve for x
    x = 20,264,054.53/5,038.73
  6. Step 6: Final answer
    x = 4,021.66

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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.